8965420

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3967}}^1$

素因数の和:4089

約数の個数: 24

約数和(自身を含む): 18998784

約数和(自身を除く): 10033364

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 3967, 7934, 15868, 19835, 39670, 79340, 448271, 896542, 1793084, 2241355, 4482710, 8965420]

約数ペア:

[(1, 8965420), (2, 4482710), (4, 2241355), (5, 1793084), (10, 896542), (20, 448271), (113, 79340), (226, 39670), (452, 19835), (565, 15868), (1130, 7934), (2260, 3967)]