69390220

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{5021}}^1$

素因数の和:5721

約数の個数: 24

約数和(自身を含む): 145959408

約数和(自身を除く): 76569188

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 2764, 3455, 5021, 6910, 10042, 13820, 20084, 25105, 50210, 100420, 3469511, 6939022, 13878044, 17347555, 34695110, 69390220]

約数ペア:

[(1, 69390220), (2, 34695110), (4, 17347555), (5, 13878044), (10, 6939022), (20, 3469511), (691, 100420), (1382, 50210), (2764, 25105), (3455, 20084), (5021, 13820), (6910, 10042)]