64541260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{461009}}^1$

素因数の和:461025

約数の個数: 24

約数和(自身を含む): 154899360

約数和(自身を除く): 90358100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 461009, 922018, 1844036, 2305045, 3227063, 4610090, 6454126, 9220180, 12908252, 16135315, 32270630, 64541260]

約数ペア:

[(1, 64541260), (2, 32270630), (4, 16135315), (5, 12908252), (7, 9220180), (10, 6454126), (14, 4610090), (20, 3227063), (28, 2305045), (35, 1844036), (70, 922018), (140, 461009)]