199420540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:859

約数の個数: 96

約数和(自身を含む): 491194368

約数和(自身を除く): 291773828

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 71, 85, 110, 142, 170, 187, 220, 284, 340, 355, 374, 710, 748, 751, 781, 935, 1207, 1420, 1502, 1562, 1870, 2414, 3004, 3124, 3740, 3755, 3905, 4828, 6035, 7510, 7810, 8261, 12070, 12767, 13277, 15020, 15620, 16522, 24140, 25534, 26554, 33044, 41305, 51068, 53108, 53321, 63835, 66385, 82610, 106642, 127670, 132770, 140437, 165220, 213284, 255340, 265540, 266605, 280874, 533210, 561748, 586531, 702185, 906457, 1066420, 1173062, 1404370, 1812914, 2346124, 2808740, 2932655, 3625828, 4532285, 5865310, 9064570, 9971027, 11730620, 18129140, 19942054, 39884108, 49855135, 99710270, 199420540]

約数ペア:

[(1, 199420540), (2, 99710270), (4, 49855135), (5, 39884108), (10, 19942054), (11, 18129140), (17, 11730620), (20, 9971027), (22, 9064570), (34, 5865310), (44, 4532285), (55, 3625828), (68, 2932655), (71, 2808740), (85, 2346124), (110, 1812914), (142, 1404370), (170, 1173062), (187, 1066420), (220, 906457), (284, 702185), (340, 586531), (355, 561748), (374, 533210), (710, 280874), (748, 266605), (751, 265540), (781, 255340), (935, 213284), (1207, 165220), (1420, 140437), (1502, 132770), (1562, 127670), (1870, 106642), (2414, 82610), (3004, 66385), (3124, 63835), (3740, 53321), (3755, 53108), (3905, 51068), (4828, 41305), (6035, 33044), (7510, 26554), (7810, 25534), (8261, 24140), (12070, 16522), (12767, 15620), (13277, 15020)]