98403640

素因数分解:

$2^3\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{2179}}^1$

素因数の和:3319

約数の個数: 32

約数和(自身を含む): 221706000

約数和(自身を除く): 123302360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1129, 2179, 2258, 4358, 4516, 5645, 8716, 9032, 10895, 11290, 17432, 21790, 22580, 43580, 45160, 87160, 2460091, 4920182, 9840364, 12300455, 19680728, 24600910, 49201820, 98403640]

約数ペア:

[(1, 98403640), (2, 49201820), (4, 24600910), (5, 19680728), (8, 12300455), (10, 9840364), (20, 4920182), (40, 2460091), (1129, 87160), (2179, 45160), (2258, 43580), (4358, 22580), (4516, 21790), (5645, 17432), (8716, 11290), (9032, 10895)]