1254580

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 2658600

約数和(自身を除く): 1404020

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 421, 596, 745, 842, 1490, 1684, 2105, 2980, 4210, 8420, 62729, 125458, 250916, 313645, 627290, 1254580]

約数ペア:

[(1, 1254580), (2, 627290), (4, 313645), (5, 250916), (10, 125458), (20, 62729), (149, 8420), (298, 4210), (421, 2980), (596, 2105), (745, 1684), (842, 1490)]