425381360

素因数分解:

$2^4\times 5^1\times {\mathrm{5317267}}^1$

素因数の和:5317280

約数の個数: 20

約数和(自身を含む): 989011848

約数和(自身を除く): 563630488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5317267, 10634534, 21269068, 26586335, 42538136, 53172670, 85076272, 106345340, 212690680, 425381360]

約数ペア:

[(1, 425381360), (2, 212690680), (4, 106345340), (5, 85076272), (8, 53172670), (10, 42538136), (16, 26586335), (20, 21269068), (40, 10634534), (80, 5317267)]