858757620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2044661}}^1$

素因数の和:2044680

約数の個数: 48

約数和(自身を含む): 2748025728

約数和(自身を除く): 1889268108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2044661, 4089322, 6133983, 8178644, 10223305, 12267966, 14312627, 20446610, 24535932, 28625254, 30669915, 40893220, 42937881, 57250508, 61339830, 71563135, 85875762, 122679660, 143126270, 171751524, 214689405, 286252540, 429378810, 858757620]

約数ペア:

[(1, 858757620), (2, 429378810), (3, 286252540), (4, 214689405), (5, 171751524), (6, 143126270), (7, 122679660), (10, 85875762), (12, 71563135), (14, 61339830), (15, 57250508), (20, 42937881), (21, 40893220), (28, 30669915), (30, 28625254), (35, 24535932), (42, 20446610), (60, 14312627), (70, 12267966), (84, 10223305), (105, 8178644), (140, 6133983), (210, 4089322), (420, 2044661)]