64121260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{458009}}^1$

素因数の和:458025

約数の個数: 24

約数和(自身を含む): 153891360

約数和(自身を除く): 89770100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 458009, 916018, 1832036, 2290045, 3206063, 4580090, 6412126, 9160180, 12824252, 16030315, 32060630, 64121260]

約数ペア:

[(1, 64121260), (2, 32060630), (4, 16030315), (5, 12824252), (7, 9160180), (10, 6412126), (14, 4580090), (20, 3206063), (28, 2290045), (35, 1832036), (70, 916018), (140, 458009)]