15425240

素因数分解:

$2^3\times 5^1\times {\mathrm{385631}}^1$

素因数の和:385642

約数の個数: 16

約数和(自身を含む): 34706880

約数和(自身を除く): 19281640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 385631, 771262, 1542524, 1928155, 3085048, 3856310, 7712620, 15425240]

約数ペア:

[(1, 15425240), (2, 7712620), (4, 3856310), (5, 3085048), (8, 1928155), (10, 1542524), (20, 771262), (40, 385631)]