52640360

素因数分解:

$2^3\times 5^1\times {\mathrm{1316009}}^1$

素因数の和:1316020

約数の個数: 16

約数和(自身を含む): 118440900

約数和(自身を除く): 65800540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1316009, 2632018, 5264036, 6580045, 10528072, 13160090, 26320180, 52640360]

約数ペア:

[(1, 52640360), (2, 26320180), (4, 13160090), (5, 10528072), (8, 6580045), (10, 5264036), (20, 2632018), (40, 1316009)]