40356400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 180

約数和(自身を含む): 118318320

約数和(自身を除く): 77961920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 49, 50, 56, 58, 70, 71, 80, 98, 100, 112, 116, 140, 142, 145, 175, 196, 200, 203, 232, 245, 280, 284, 290, 350, 355, 392, 400, 406, 464, 490, 497, 560, 568, 580, 700, 710, 725, 784, 812, 980, 994, 1015, 1136, 1160, 1225, 1400, 1420, 1421, 1450, 1624, 1775, 1960, 1988, 2030, 2059, 2320, 2450, 2485, 2800, 2840, 2842, 2900, 3248, 3479, 3550, 3920, 3976, 4060, 4118, 4900, 4970, 5075, 5680, 5684, 5800, 6958, 7100, 7105, 7952, 8120, 8236, 9800, 9940, 10150, 10295, 11368, 11600, 12425, 13916, 14200, 14210, 14413, 16240, 16472, 17395, 19600, 19880, 20300, 20590, 22736, 24850, 27832, 28400, 28420, 28826, 32944, 34790, 35525, 39760, 40600, 41180, 49700, 51475, 55664, 56840, 57652, 69580, 71050, 72065, 81200, 82360, 86975, 99400, 100891, 102950, 113680, 115304, 139160, 142100, 144130, 164720, 173950, 198800, 201782, 205900, 230608, 278320, 284200, 288260, 347900, 360325, 403564, 411800, 504455, 568400, 576520, 695800, 720650, 807128, 823600, 1008910, 1153040, 1391600, 1441300, 1614256, 2017820, 2522275, 2882600, 4035640, 5044550, 5765200, 8071280, 10089100, 20178200, 40356400]

約数ペア:

[(1, 40356400), (2, 20178200), (4, 10089100), (5, 8071280), (7, 5765200), (8, 5044550), (10, 4035640), (14, 2882600), (16, 2522275), (20, 2017820), (25, 1614256), (28, 1441300), (29, 1391600), (35, 1153040), (40, 1008910), (49, 823600), (50, 807128), (56, 720650), (58, 695800), (70, 576520), (71, 568400), (80, 504455), (98, 411800), (100, 403564), (112, 360325), (116, 347900), (140, 288260), (142, 284200), (145, 278320), (175, 230608), (196, 205900), (200, 201782), (203, 198800), (232, 173950), (245, 164720), (280, 144130), (284, 142100), (290, 139160), (350, 115304), (355, 113680), (392, 102950), (400, 100891), (406, 99400), (464, 86975), (490, 82360), (497, 81200), (560, 72065), (568, 71050), (580, 69580), (700, 57652), (710, 56840), (725, 55664), (784, 51475), (812, 49700), (980, 41180), (994, 40600), (1015, 39760), (1136, 35525), (1160, 34790), (1225, 32944), (1400, 28826), (1420, 28420), (1421, 28400), (1450, 27832), (1624, 24850), (1775, 22736), (1960, 20590), (1988, 20300), (2030, 19880), (2059, 19600), (2320, 17395), (2450, 16472), (2485, 16240), (2800, 14413), (2840, 14210), (2842, 14200), (2900, 13916), (3248, 12425), (3479, 11600), (3550, 11368), (3920, 10295), (3976, 10150), (4060, 9940), (4118, 9800), (4900, 8236), (4970, 8120), (5075, 7952), (5680, 7105), (5684, 7100), (5800, 6958)]