349226960

素因数分解:

$2^4\times 5^1\times {\mathrm{4365337}}^1$

素因数の和:4365350

約数の個数: 20

約数和(自身を含む): 811952868

約数和(自身を除く): 462725908

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4365337, 8730674, 17461348, 21826685, 34922696, 43653370, 69845392, 87306740, 174613480, 349226960]

約数ペア:

[(1, 349226960), (2, 174613480), (4, 87306740), (5, 69845392), (8, 43653370), (10, 34922696), (16, 21826685), (20, 17461348), (40, 8730674), (80, 4365337)]