315602740

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{20051}}^1$

素因数の和:20847

約数の個数: 24

約数和(自身を含む): 663640992

約数和(自身を除く): 348038252

約数列:

[1, 2, 4, 5, 10, 20, 787, 1574, 3148, 3935, 7870, 15740, 20051, 40102, 80204, 100255, 200510, 401020, 15780137, 31560274, 63120548, 78900685, 157801370, 315602740]

約数ペア:

[(1, 315602740), (2, 157801370), (4, 78900685), (5, 63120548), (10, 31560274), (20, 15780137), (787, 401020), (1574, 200510), (3148, 100255), (3935, 80204), (7870, 40102), (15740, 20051)]