4638220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7481}}^1$

素因数の和:7521

約数の個数: 24

約数和(自身を含む): 10055808

約数和(自身を除く): 5417588

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 7481, 14962, 29924, 37405, 74810, 149620, 231911, 463822, 927644, 1159555, 2319110, 4638220]

約数ペア:

[(1, 4638220), (2, 2319110), (4, 1159555), (5, 927644), (10, 463822), (20, 231911), (31, 149620), (62, 74810), (124, 37405), (155, 29924), (310, 14962), (620, 7481)]