6420080

素因数分解:

$2^4\times 5^1\times {\mathrm{80251}}^1$

素因数の和:80264

約数の個数: 20

約数和(自身を含む): 14926872

約数和(自身を除く): 8506792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 80251, 160502, 321004, 401255, 642008, 802510, 1284016, 1605020, 3210040, 6420080]

約数ペア:

[(1, 6420080), (2, 3210040), (4, 1605020), (5, 1284016), (8, 802510), (10, 642008), (16, 401255), (20, 321004), (40, 160502), (80, 80251)]