86842040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{35591}}^1$

素因数の和:35663

約数の個数: 32

約数和(自身を含む): 198603360

約数和(自身を除く): 111761320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 35591, 71182, 142364, 177955, 284728, 355910, 711820, 1423640, 2171051, 4342102, 8684204, 10855255, 17368408, 21710510, 43421020, 86842040]

約数ペア:

[(1, 86842040), (2, 43421020), (4, 21710510), (5, 17368408), (8, 10855255), (10, 8684204), (20, 4342102), (40, 2171051), (61, 1423640), (122, 711820), (244, 355910), (305, 284728), (488, 177955), (610, 142364), (1220, 71182), (2440, 35591)]