13075640

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2999}}^1$

素因数の和:3119

約数の個数: 32

約数和(自身を含む): 29700000

約数和(自身を除く): 16624360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 2999, 4360, 5998, 11996, 14995, 23992, 29990, 59980, 119960, 326891, 653782, 1307564, 1634455, 2615128, 3268910, 6537820, 13075640]

約数ペア:

[(1, 13075640), (2, 6537820), (4, 3268910), (5, 2615128), (8, 1634455), (10, 1307564), (20, 653782), (40, 326891), (109, 119960), (218, 59980), (436, 29990), (545, 23992), (872, 14995), (1090, 11996), (2180, 5998), (2999, 4360)]