10257040

素因数分解:

$2^4\times 5^1\times {\mathrm{128213}}^1$

素因数の和:128226

約数の個数: 20

約数和(自身を含む): 23847804

約数和(自身を除く): 13590764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 128213, 256426, 512852, 641065, 1025704, 1282130, 2051408, 2564260, 5128520, 10257040]

約数ペア:

[(1, 10257040), (2, 5128520), (4, 2564260), (5, 2051408), (8, 1282130), (10, 1025704), (16, 641065), (20, 512852), (40, 256426), (80, 128213)]