74757980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{811}}^1$

素因数の和:1250

約数の個数: 48

約数和(自身を含む): 171884160

約数和(自身を除く): 97126180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 419, 811, 838, 1622, 1676, 2095, 3244, 4055, 4190, 4609, 8110, 8380, 8921, 9218, 16220, 17842, 18436, 23045, 35684, 44605, 46090, 89210, 92180, 178420, 339809, 679618, 1359236, 1699045, 3398090, 3737899, 6796180, 7475798, 14951596, 18689495, 37378990, 74757980]

約数ペア:

[(1, 74757980), (2, 37378990), (4, 18689495), (5, 14951596), (10, 7475798), (11, 6796180), (20, 3737899), (22, 3398090), (44, 1699045), (55, 1359236), (110, 679618), (220, 339809), (419, 178420), (811, 92180), (838, 89210), (1622, 46090), (1676, 44605), (2095, 35684), (3244, 23045), (4055, 18436), (4190, 17842), (4609, 16220), (8110, 9218), (8380, 8921)]