2021093600

素因数分解:

$2^5\times 5^2\times {\mathrm{223}}^1\times {\mathrm{11329}}^1$

素因数の和:11572

約数の個数: 72

約数和(自身を含む): 4956557760

約数和(自身を除く): 2935464160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 223, 400, 446, 800, 892, 1115, 1784, 2230, 3568, 4460, 5575, 7136, 8920, 11150, 11329, 17840, 22300, 22658, 35680, 44600, 45316, 56645, 89200, 90632, 113290, 178400, 181264, 226580, 283225, 362528, 453160, 566450, 906320, 1132900, 1812640, 2265800, 2526367, 4531600, 5052734, 9063200, 10105468, 12631835, 20210936, 25263670, 40421872, 50527340, 63159175, 80843744, 101054680, 126318350, 202109360, 252636700, 404218720, 505273400, 1010546800, 2021093600]

約数ペア:

[(1, 2021093600), (2, 1010546800), (4, 505273400), (5, 404218720), (8, 252636700), (10, 202109360), (16, 126318350), (20, 101054680), (25, 80843744), (32, 63159175), (40, 50527340), (50, 40421872), (80, 25263670), (100, 20210936), (160, 12631835), (200, 10105468), (223, 9063200), (400, 5052734), (446, 4531600), (800, 2526367), (892, 2265800), (1115, 1812640), (1784, 1132900), (2230, 906320), (3568, 566450), (4460, 453160), (5575, 362528), (7136, 283225), (8920, 226580), (11150, 181264), (11329, 178400), (17840, 113290), (22300, 90632), (22658, 89200), (35680, 56645), (44600, 45316)]