7987340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6547}}^1$

素因数の和:6617

約数の個数: 24

約数和(自身を含む): 17050992

約数和(自身を除く): 9063652

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 6547, 13094, 26188, 32735, 65470, 130940, 399367, 798734, 1597468, 1996835, 3993670, 7987340]

約数ペア:

[(1, 7987340), (2, 3993670), (4, 1996835), (5, 1597468), (10, 798734), (20, 399367), (61, 130940), (122, 65470), (244, 32735), (305, 26188), (610, 13094), (1220, 6547)]