61560440

素因数分解:

$2^3\times 5^1\times {\mathrm{1539011}}^1$

素因数の和:1539022

約数の個数: 16

約数和(自身を含む): 138511080

約数和(自身を除く): 76950640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1539011, 3078022, 6156044, 7695055, 12312088, 15390110, 30780220, 61560440]

約数ペア:

[(1, 61560440), (2, 30780220), (4, 15390110), (5, 12312088), (8, 7695055), (10, 6156044), (20, 3078022), (40, 1539011)]