8881240

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{929}}^1$

素因数の和:1179

約数の個数: 32

約数和(自身を含む): 20088000

約数和(自身を除く): 11206760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 929, 956, 1195, 1858, 1912, 2390, 3716, 4645, 4780, 7432, 9290, 9560, 18580, 37160, 222031, 444062, 888124, 1110155, 1776248, 2220310, 4440620, 8881240]

約数ペア:

[(1, 8881240), (2, 4440620), (4, 2220310), (5, 1776248), (8, 1110155), (10, 888124), (20, 444062), (40, 222031), (239, 37160), (478, 18580), (929, 9560), (956, 9290), (1195, 7432), (1858, 4780), (1912, 4645), (2390, 3716)]