615252020

素因数分解:

$2^2\times 5^1\times {\mathrm{30762601}}^1$

素因数の和:30762610

約数の個数: 12

約数和(自身を含む): 1292029284

約数和(自身を除く): 676777264

約数列:

[1, 2, 4, 5, 10, 20, 30762601, 61525202, 123050404, 153813005, 307626010, 615252020]

約数ペア:

[(1, 615252020), (2, 307626010), (4, 153813005), (5, 123050404), (10, 61525202), (20, 30762601)]