201997180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4523}}^1$

素因数の和:4579

約数の個数: 96

約数和(自身を含む): 547223040

約数和(自身を除く): 345225860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 55, 58, 70, 77, 110, 116, 140, 145, 154, 203, 220, 290, 308, 319, 385, 406, 580, 638, 770, 812, 1015, 1276, 1540, 1595, 2030, 2233, 3190, 4060, 4466, 4523, 6380, 8932, 9046, 11165, 18092, 22330, 22615, 31661, 44660, 45230, 49753, 63322, 90460, 99506, 126644, 131167, 158305, 199012, 248765, 262334, 316610, 348271, 497530, 524668, 633220, 655835, 696542, 918169, 995060, 1311670, 1393084, 1442837, 1741355, 1836338, 2623340, 2885674, 3482710, 3672676, 4590845, 5771348, 6965420, 7214185, 9181690, 10099859, 14428370, 18363380, 20199718, 28856740, 40399436, 50499295, 100998590, 201997180]

約数ペア:

[(1, 201997180), (2, 100998590), (4, 50499295), (5, 40399436), (7, 28856740), (10, 20199718), (11, 18363380), (14, 14428370), (20, 10099859), (22, 9181690), (28, 7214185), (29, 6965420), (35, 5771348), (44, 4590845), (55, 3672676), (58, 3482710), (70, 2885674), (77, 2623340), (110, 1836338), (116, 1741355), (140, 1442837), (145, 1393084), (154, 1311670), (203, 995060), (220, 918169), (290, 696542), (308, 655835), (319, 633220), (385, 524668), (406, 497530), (580, 348271), (638, 316610), (770, 262334), (812, 248765), (1015, 199012), (1276, 158305), (1540, 131167), (1595, 126644), (2030, 99506), (2233, 90460), (3190, 63322), (4060, 49753), (4466, 45230), (4523, 44660), (6380, 31661), (8932, 22615), (9046, 22330), (11165, 18092)]