201869240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{123091}}^1$

素因数の和:123143

約数の個数: 32

約数和(自身を含む): 465287760

約数和(自身を除く): 263418520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 123091, 246182, 492364, 615455, 984728, 1230910, 2461820, 4923640, 5046731, 10093462, 20186924, 25233655, 40373848, 50467310, 100934620, 201869240]

約数ペア:

[(1, 201869240), (2, 100934620), (4, 50467310), (5, 40373848), (8, 25233655), (10, 20186924), (20, 10093462), (40, 5046731), (41, 4923640), (82, 2461820), (164, 1230910), (205, 984728), (328, 615455), (410, 492364), (820, 246182), (1640, 123091)]