12444020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20071}}^1$

素因数の和:20111

約数の個数: 24

約数和(自身を含む): 26976768

約数和(自身を除く): 14532748

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 20071, 40142, 80284, 100355, 200710, 401420, 622201, 1244402, 2488804, 3111005, 6222010, 12444020]

約数ペア:

[(1, 12444020), (2, 6222010), (4, 3111005), (5, 2488804), (10, 1244402), (20, 622201), (31, 401420), (62, 200710), (124, 100355), (155, 80284), (310, 40142), (620, 20071)]