15713620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4649}}^1$

素因数の和:4684

約数の個数: 36

約数和(自身を含む): 35739900

約数和(自身を除く): 20026280

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 4649, 9298, 18596, 23245, 46490, 60437, 92980, 120874, 241748, 302185, 604370, 785681, 1208740, 1571362, 3142724, 3928405, 7856810, 15713620]

約数ペア:

[(1, 15713620), (2, 7856810), (4, 3928405), (5, 3142724), (10, 1571362), (13, 1208740), (20, 785681), (26, 604370), (52, 302185), (65, 241748), (130, 120874), (169, 92980), (260, 60437), (338, 46490), (676, 23245), (845, 18596), (1690, 9298), (3380, 4649)]