13004240

素因数分解:

$2^4\times 5^1\times {\mathrm{162553}}^1$

素因数の和:162566

約数の個数: 20

約数和(自身を含む): 30235044

約数和(自身を除く): 17230804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 162553, 325106, 650212, 812765, 1300424, 1625530, 2600848, 3251060, 6502120, 13004240]

約数ペア:

[(1, 13004240), (2, 6502120), (4, 3251060), (5, 2600848), (8, 1625530), (10, 1300424), (16, 812765), (20, 650212), (40, 325106), (80, 162553)]