40000270

素因数分解:

$2^1\times 5^1\times {\mathrm{1777}}^1\times {\mathrm{2251}}^1$

素因数の和:4035

約数の個数: 16

約数和(自身を含む): 72073008

約数和(自身を除く): 32072738

約数列:

[1, 2, 5, 10, 1777, 2251, 3554, 4502, 8885, 11255, 17770, 22510, 4000027, 8000054, 20000135, 40000270]

約数ペア:

[(1, 40000270), (2, 20000135), (5, 8000054), (10, 4000027), (1777, 22510), (2251, 17770), (3554, 11255), (4502, 8885)]