13117788440

素因数分解:

$2^3\times 5^1\times {\mathrm{327944711}}^1$

素因数の和:327944722

約数の個数: 16

約数和(自身を含む): 29515024080

約数和(自身を除く): 16397235640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 327944711, 655889422, 1311778844, 1639723555, 2623557688, 3279447110, 6558894220, 13117788440]

約数ペア:

[(1, 13117788440), (2, 6558894220), (4, 3279447110), (5, 2623557688), (8, 1639723555), (10, 1311778844), (20, 655889422), (40, 327944711)]