2459540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3967}}^1$

素因数の和:4007

約数の個数: 24

約数和(自身を含む): 5332992

約数和(自身を除く): 2873452

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3967, 7934, 15868, 19835, 39670, 79340, 122977, 245954, 491908, 614885, 1229770, 2459540]

約数ペア:

[(1, 2459540), (2, 1229770), (4, 614885), (5, 491908), (10, 245954), (20, 122977), (31, 79340), (62, 39670), (124, 19835), (155, 15868), (310, 7934), (620, 3967)]