20253800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:100

約数の個数: 192

約数和(自身を含む): 61067520

約数和(自身を除く): 40813720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 23, 25, 28, 34, 35, 37, 40, 46, 50, 56, 68, 70, 74, 85, 92, 100, 115, 119, 136, 140, 148, 161, 170, 175, 184, 185, 200, 230, 238, 259, 280, 296, 322, 340, 350, 370, 391, 425, 460, 476, 518, 575, 595, 629, 644, 680, 700, 740, 782, 805, 850, 851, 920, 925, 952, 1036, 1150, 1190, 1258, 1288, 1295, 1400, 1480, 1564, 1610, 1700, 1702, 1850, 1955, 2072, 2300, 2380, 2516, 2590, 2737, 2975, 3128, 3145, 3220, 3400, 3404, 3700, 3910, 4025, 4255, 4403, 4600, 4760, 5032, 5180, 5474, 5950, 5957, 6290, 6440, 6475, 6808, 7400, 7820, 8050, 8510, 8806, 9775, 10360, 10948, 11900, 11914, 12580, 12950, 13685, 14467, 15640, 15725, 16100, 17020, 17612, 19550, 21275, 21896, 22015, 23800, 23828, 25160, 25900, 27370, 28934, 29785, 31450, 32200, 34040, 35224, 39100, 42550, 44030, 47656, 51800, 54740, 57868, 59570, 62900, 68425, 72335, 78200, 85100, 88060, 101269, 109480, 110075, 115736, 119140, 125800, 136850, 144670, 148925, 170200, 176120, 202538, 220150, 238280, 273700, 289340, 297850, 361675, 405076, 440300, 506345, 547400, 578680, 595700, 723350, 810152, 880600, 1012690, 1191400, 1446700, 2025380, 2531725, 2893400, 4050760, 5063450, 10126900, 20253800]

約数ペア:

[(1, 20253800), (2, 10126900), (4, 5063450), (5, 4050760), (7, 2893400), (8, 2531725), (10, 2025380), (14, 1446700), (17, 1191400), (20, 1012690), (23, 880600), (25, 810152), (28, 723350), (34, 595700), (35, 578680), (37, 547400), (40, 506345), (46, 440300), (50, 405076), (56, 361675), (68, 297850), (70, 289340), (74, 273700), (85, 238280), (92, 220150), (100, 202538), (115, 176120), (119, 170200), (136, 148925), (140, 144670), (148, 136850), (161, 125800), (170, 119140), (175, 115736), (184, 110075), (185, 109480), (200, 101269), (230, 88060), (238, 85100), (259, 78200), (280, 72335), (296, 68425), (322, 62900), (340, 59570), (350, 57868), (370, 54740), (391, 51800), (425, 47656), (460, 44030), (476, 42550), (518, 39100), (575, 35224), (595, 34040), (629, 32200), (644, 31450), (680, 29785), (700, 28934), (740, 27370), (782, 25900), (805, 25160), (850, 23828), (851, 23800), (920, 22015), (925, 21896), (952, 21275), (1036, 19550), (1150, 17612), (1190, 17020), (1258, 16100), (1288, 15725), (1295, 15640), (1400, 14467), (1480, 13685), (1564, 12950), (1610, 12580), (1700, 11914), (1702, 11900), (1850, 10948), (1955, 10360), (2072, 9775), (2300, 8806), (2380, 8510), (2516, 8050), (2590, 7820), (2737, 7400), (2975, 6808), (3128, 6475), (3145, 6440), (3220, 6290), (3400, 5957), (3404, 5950), (3700, 5474), (3910, 5180), (4025, 5032), (4255, 4760), (4403, 4600)]