8398940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{38177}}^1$

素因数の和:38197

約数の個数: 24

約数和(自身を含む): 19241712

約数和(自身を除く): 10842772

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 38177, 76354, 152708, 190885, 381770, 419947, 763540, 839894, 1679788, 2099735, 4199470, 8398940]

約数ペア:

[(1, 8398940), (2, 4199470), (4, 2099735), (5, 1679788), (10, 839894), (11, 763540), (20, 419947), (22, 381770), (44, 190885), (55, 152708), (110, 76354), (220, 38177)]