86420080

素因数分解:

$2^4\times 5^1\times {\mathrm{1080251}}^1$

素因数の和:1080264

約数の個数: 20

約数和(自身を含む): 200926872

約数和(自身を除く): 114506792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1080251, 2160502, 4321004, 5401255, 8642008, 10802510, 17284016, 21605020, 43210040, 86420080]

約数ペア:

[(1, 86420080), (2, 43210040), (4, 21605020), (5, 17284016), (8, 10802510), (10, 8642008), (16, 5401255), (20, 4321004), (40, 2160502), (80, 1080251)]