1115080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 2555640

約数和(自身を除く): 1440560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 457, 488, 610, 914, 1220, 1828, 2285, 2440, 3656, 4570, 9140, 18280, 27877, 55754, 111508, 139385, 223016, 278770, 557540, 1115080]

約数ペア:

[(1, 1115080), (2, 557540), (4, 278770), (5, 223016), (8, 139385), (10, 111508), (20, 55754), (40, 27877), (61, 18280), (122, 9140), (244, 4570), (305, 3656), (457, 2440), (488, 2285), (610, 1828), (914, 1220)]