10140280

素因数分解:

$2^3\times 5^1\times {\mathrm{253507}}^1$

素因数の和:253518

約数の個数: 16

約数和(自身を含む): 22815720

約数和(自身を除く): 12675440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 253507, 507014, 1014028, 1267535, 2028056, 2535070, 5070140, 10140280]

約数ペア:

[(1, 10140280), (2, 5070140), (4, 2535070), (5, 2028056), (8, 1267535), (10, 1014028), (20, 507014), (40, 253507)]