409156960

素因数分解:

$2^5\times 5^1\times {\mathrm{2557231}}^1$

素因数の和:2557246

約数の個数: 24

約数和(自身を含む): 966633696

約数和(自身を除く): 557476736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2557231, 5114462, 10228924, 12786155, 20457848, 25572310, 40915696, 51144620, 81831392, 102289240, 204578480, 409156960]

約数ペア:

[(1, 409156960), (2, 204578480), (4, 102289240), (5, 81831392), (8, 51144620), (10, 40915696), (16, 25572310), (20, 20457848), (32, 12786155), (40, 10228924), (80, 5114462), (160, 2557231)]