20558459600

素因数分解:

$2^4\times 5^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{5167}}^1$

素因数の和:5235

約数の個数: 240

約数和(自身を含む): 59597376000

約数和(自身を除く): 39038916400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 49, 50, 56, 58, 70, 80, 98, 100, 112, 116, 140, 145, 175, 196, 200, 203, 232, 245, 280, 290, 343, 350, 392, 400, 406, 464, 490, 560, 580, 686, 700, 725, 784, 812, 980, 1015, 1160, 1225, 1372, 1400, 1421, 1450, 1624, 1715, 1960, 2030, 2320, 2450, 2744, 2800, 2842, 2900, 3248, 3430, 3920, 4060, 4900, 5075, 5167, 5488, 5684, 5800, 6860, 7105, 8120, 8575, 9800, 9947, 10150, 10334, 11368, 11600, 13720, 14210, 16240, 17150, 19600, 19894, 20300, 20668, 22736, 25835, 27440, 28420, 34300, 35525, 36169, 39788, 40600, 41336, 49735, 51670, 56840, 68600, 71050, 72338, 79576, 81200, 82672, 99470, 103340, 113680, 129175, 137200, 142100, 144676, 149843, 159152, 180845, 198940, 206680, 248675, 253183, 258350, 284200, 289352, 299686, 361690, 397880, 413360, 497350, 506366, 516700, 568400, 578704, 599372, 723380, 749215, 795760, 904225, 994700, 1012732, 1033400, 1048901, 1198744, 1265915, 1446760, 1498430, 1772281, 1808450, 1989400, 2025464, 2066800, 2097802, 2397488, 2531830, 2893520, 2996860, 3544562, 3616900, 3746075, 3978800, 4050928, 4195604, 5063660, 5244505, 5993720, 6329575, 7089124, 7233800, 7342307, 7492150, 8391208, 8861405, 10127320, 10489010, 11987440, 12659150, 14178248, 14467600, 14684614, 14984300, 16782416, 17722810, 20254640, 20978020, 25318300, 26222525, 28356496, 29369228, 29968600, 35445620, 36711535, 41956040, 44307025, 50636600, 51396149, 52445050, 58738456, 59937200, 70891240, 73423070, 83912080, 88614050, 101273200, 102792298, 104890100, 117476912, 141782480, 146846140, 177228100, 183557675, 205584596, 209780200, 256980745, 293692280, 354456200, 367115350, 411169192, 419560400, 513961490, 587384560, 708912400, 734230700, 822338384, 1027922980, 1284903725, 1468461400, 2055845960, 2569807450, 2936922800, 4111691920, 5139614900, 10279229800, 20558459600]

約数ペア:

[(1, 20558459600), (2, 10279229800), (4, 5139614900), (5, 4111691920), (7, 2936922800), (8, 2569807450), (10, 2055845960), (14, 1468461400), (16, 1284903725), (20, 1027922980), (25, 822338384), (28, 734230700), (29, 708912400), (35, 587384560), (40, 513961490), (49, 419560400), (50, 411169192), (56, 367115350), (58, 354456200), (70, 293692280), (80, 256980745), (98, 209780200), (100, 205584596), (112, 183557675), (116, 177228100), (140, 146846140), (145, 141782480), (175, 117476912), (196, 104890100), (200, 102792298), (203, 101273200), (232, 88614050), (245, 83912080), (280, 73423070), (290, 70891240), (343, 59937200), (350, 58738456), (392, 52445050), (400, 51396149), (406, 50636600), (464, 44307025), (490, 41956040), (560, 36711535), (580, 35445620), (686, 29968600), (700, 29369228), (725, 28356496), (784, 26222525), (812, 25318300), (980, 20978020), (1015, 20254640), (1160, 17722810), (1225, 16782416), (1372, 14984300), (1400, 14684614), (1421, 14467600), (1450, 14178248), (1624, 12659150), (1715, 11987440), (1960, 10489010), (2030, 10127320), (2320, 8861405), (2450, 8391208), (2744, 7492150), (2800, 7342307), (2842, 7233800), (2900, 7089124), (3248, 6329575), (3430, 5993720), (3920, 5244505), (4060, 5063660), (4900, 4195604), (5075, 4050928), (5167, 3978800), (5488, 3746075), (5684, 3616900), (5800, 3544562), (6860, 2996860), (7105, 2893520), (8120, 2531830), (8575, 2397488), (9800, 2097802), (9947, 2066800), (10150, 2025464), (10334, 1989400), (11368, 1808450), (11600, 1772281), (13720, 1498430), (14210, 1446760), (16240, 1265915), (17150, 1198744), (19600, 1048901), (19894, 1033400), (20300, 1012732), (20668, 994700), (22736, 904225), (25835, 795760), (27440, 749215), (28420, 723380), (34300, 599372), (35525, 578704), (36169, 568400), (39788, 516700), (40600, 506366), (41336, 497350), (49735, 413360), (51670, 397880), (56840, 361690), (68600, 299686), (71050, 289352), (72338, 284200), (79576, 258350), (81200, 253183), (82672, 248675), (99470, 206680), (103340, 198940), (113680, 180845), (129175, 159152), (137200, 149843), (142100, 144676)]