15920390

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{26099}}^1$

素因数の和:26167

約数の個数: 16

約数和(自身を含む): 29127600

約数和(自身を除く): 13207210

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 26099, 52198, 130495, 260990, 1592039, 3184078, 7960195, 15920390]

約数ペア:

[(1, 15920390), (2, 7960195), (5, 3184078), (10, 1592039), (61, 260990), (122, 130495), (305, 52198), (610, 26099)]