409595890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{2027}}^1$

素因数の和:2223

約数の個数: 48

約数和(自身を含む): 815645376

約数和(自身を除く): 406049486

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 167, 242, 334, 605, 835, 1210, 1670, 1837, 2027, 3674, 4054, 9185, 10135, 18370, 20207, 20270, 22297, 40414, 44594, 101035, 111485, 202070, 222970, 245267, 338509, 490534, 677018, 1226335, 1692545, 2452670, 3385090, 3723599, 7447198, 18617995, 37235990, 40959589, 81919178, 204797945, 409595890]

約数ペア:

[(1, 409595890), (2, 204797945), (5, 81919178), (10, 40959589), (11, 37235990), (22, 18617995), (55, 7447198), (110, 3723599), (121, 3385090), (167, 2452670), (242, 1692545), (334, 1226335), (605, 677018), (835, 490534), (1210, 338509), (1670, 245267), (1837, 222970), (2027, 202070), (3674, 111485), (4054, 101035), (9185, 44594), (10135, 40414), (18370, 22297), (20207, 20270)]