12512840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10091}}^1$

素因数の和:10133

約数の個数: 32

約数和(自身を含む): 29064960

約数和(自身を除く): 16552120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 10091, 20182, 40364, 50455, 80728, 100910, 201820, 312821, 403640, 625642, 1251284, 1564105, 2502568, 3128210, 6256420, 12512840]

約数ペア:

[(1, 12512840), (2, 6256420), (4, 3128210), (5, 2502568), (8, 1564105), (10, 1251284), (20, 625642), (31, 403640), (40, 312821), (62, 201820), (124, 100910), (155, 80728), (248, 50455), (310, 40364), (620, 20182), (1240, 10091)]