8420005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{5279}}^1$

素因数の和:5324

約数の個数: 16

約数和(自身を含む): 11404800

約数和(自身を除く): 2984795

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 5279, 26395, 58069, 153091, 290345, 765455, 1684001, 8420005]

約数ペア:

[(1, 8420005), (5, 1684001), (11, 765455), (29, 290345), (55, 153091), (145, 58069), (319, 26395), (1595, 5279)]