10000280

素因数分解:

$2^3\times 5^1\times {\mathrm{250007}}^1$

素因数の和:250018

約数の個数: 16

約数和(自身を含む): 22500720

約数和(自身を除く): 12500440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 250007, 500014, 1000028, 1250035, 2000056, 2500070, 5000140, 10000280]

約数ペア:

[(1, 10000280), (2, 5000140), (4, 2500070), (5, 2000056), (8, 1250035), (10, 1000028), (20, 500014), (40, 250007)]