12646960

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1399}}^1$

素因数の和:1525

約数の個数: 40

約数和(自身を含む): 29685600

約数和(自身を除く): 17038640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1399, 1808, 2260, 2798, 4520, 5596, 6995, 9040, 11192, 13990, 22384, 27980, 55960, 111920, 158087, 316174, 632348, 790435, 1264696, 1580870, 2529392, 3161740, 6323480, 12646960]

約数ペア:

[(1, 12646960), (2, 6323480), (4, 3161740), (5, 2529392), (8, 1580870), (10, 1264696), (16, 790435), (20, 632348), (40, 316174), (80, 158087), (113, 111920), (226, 55960), (452, 27980), (565, 22384), (904, 13990), (1130, 11192), (1399, 9040), (1808, 6995), (2260, 5596), (2798, 4520)]