401070860

素因数分解:

$2^2\times 5^1\times {\mathrm{20053543}}^1$

素因数の和:20053552

約数の個数: 12

約数和(自身を含む): 842248848

約数和(自身を除く): 441177988

約数列:

[1, 2, 4, 5, 10, 20, 20053543, 40107086, 80214172, 100267715, 200535430, 401070860]

約数ペア:

[(1, 401070860), (2, 200535430), (4, 100267715), (5, 80214172), (10, 40107086), (20, 20053543)]