204564140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{2017}}^1$

素因数の和:2498

約数の個数: 48

約数和(自身を含む): 469887264

約数和(自身を除く): 265323124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 461, 922, 1844, 2017, 2305, 4034, 4610, 5071, 8068, 9220, 10085, 10142, 20170, 20284, 22187, 25355, 40340, 44374, 50710, 88748, 101420, 110935, 221870, 443740, 929837, 1859674, 3719348, 4649185, 9298370, 10228207, 18596740, 20456414, 40912828, 51141035, 102282070, 204564140]

約数ペア:

[(1, 204564140), (2, 102282070), (4, 51141035), (5, 40912828), (10, 20456414), (11, 18596740), (20, 10228207), (22, 9298370), (44, 4649185), (55, 3719348), (110, 1859674), (220, 929837), (461, 443740), (922, 221870), (1844, 110935), (2017, 101420), (2305, 88748), (4034, 50710), (4610, 44374), (5071, 40340), (8068, 25355), (9220, 22187), (10085, 20284), (10142, 20170)]