15800290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{601}}^1$

素因数の和:858

約数の個数: 32

約数和(自身を含む): 31207680

約数和(自身を除く): 15407390

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 239, 478, 601, 1195, 1202, 2390, 2629, 3005, 5258, 6010, 6611, 13145, 13222, 26290, 33055, 66110, 143639, 287278, 718195, 1436390, 1580029, 3160058, 7900145, 15800290]

約数ペア:

[(1, 15800290), (2, 7900145), (5, 3160058), (10, 1580029), (11, 1436390), (22, 718195), (55, 287278), (110, 143639), (239, 66110), (478, 33055), (601, 26290), (1195, 13222), (1202, 13145), (2390, 6611), (2629, 6010), (3005, 5258)]