15561290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{383}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 29859840

約数和(自身を除く): 14298550

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 239, 383, 478, 766, 1195, 1915, 2390, 3830, 4063, 6511, 8126, 13022, 20315, 32555, 40630, 65110, 91537, 183074, 457685, 915370, 1556129, 3112258, 7780645, 15561290]

約数ペア:

[(1, 15561290), (2, 7780645), (5, 3112258), (10, 1556129), (17, 915370), (34, 457685), (85, 183074), (170, 91537), (239, 65110), (383, 40630), (478, 32555), (766, 20315), (1195, 13022), (1915, 8126), (2390, 6511), (3830, 4063)]