11789740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13709}}^1$

素因数の和:13761

約数の個数: 24

約数和(自身を含む): 25336080

約数和(自身を除く): 13546340

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 13709, 27418, 54836, 68545, 137090, 274180, 589487, 1178974, 2357948, 2947435, 5894870, 11789740]

約数ペア:

[(1, 11789740), (2, 5894870), (4, 2947435), (5, 2357948), (10, 1178974), (20, 589487), (43, 274180), (86, 137090), (172, 68545), (215, 54836), (430, 27418), (860, 13709)]