40019810

素因数分解:

$2^1\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{3251}}^1$

素因数の和:4489

約数の個数: 16

約数和(自身を含む): 72116352

約数和(自身を除く): 32096542

約数列:

[1, 2, 5, 10, 1231, 2462, 3251, 6155, 6502, 12310, 16255, 32510, 4001981, 8003962, 20009905, 40019810]

約数ペア:

[(1, 40019810), (2, 20009905), (5, 8003962), (10, 4001981), (1231, 32510), (2462, 16255), (3251, 12310), (6155, 6502)]