13889940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1279}}^1$

素因数の和:1472

約数の個数: 48

約数和(自身を含む): 39137280

約数和(自身を除く): 25247340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 362, 543, 724, 905, 1086, 1279, 1810, 2172, 2558, 2715, 3620, 3837, 5116, 5430, 6395, 7674, 10860, 12790, 15348, 19185, 25580, 38370, 76740, 231499, 462998, 694497, 925996, 1157495, 1388994, 2314990, 2777988, 3472485, 4629980, 6944970, 13889940]

約数ペア:

[(1, 13889940), (2, 6944970), (3, 4629980), (4, 3472485), (5, 2777988), (6, 2314990), (10, 1388994), (12, 1157495), (15, 925996), (20, 694497), (30, 462998), (60, 231499), (181, 76740), (362, 38370), (543, 25580), (724, 19185), (905, 15348), (1086, 12790), (1279, 10860), (1810, 7674), (2172, 6395), (2558, 5430), (2715, 5116), (3620, 3837)]