2023591280

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{119881}}^1$

素因数の和:120105

約数の個数: 40

約数和(自身を含む): 4727187024

約数和(自身を除く): 2703595744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 8440, 16880, 119881, 239762, 479524, 599405, 959048, 1198810, 1918096, 2397620, 4795240, 9590480, 25294891, 50589782, 101179564, 126474455, 202359128, 252948910, 404718256, 505897820, 1011795640, 2023591280]

約数ペア:

[(1, 2023591280), (2, 1011795640), (4, 505897820), (5, 404718256), (8, 252948910), (10, 202359128), (16, 126474455), (20, 101179564), (40, 50589782), (80, 25294891), (211, 9590480), (422, 4795240), (844, 2397620), (1055, 1918096), (1688, 1198810), (2110, 959048), (3376, 599405), (4220, 479524), (8440, 239762), (16880, 119881)]