10140040

素因数分解:

$2^3\times 5^1\times {\mathrm{253501}}^1$

素因数の和:253512

約数の個数: 16

約数和(自身を含む): 22815180

約数和(自身を除く): 12675140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 253501, 507002, 1014004, 1267505, 2028008, 2535010, 5070020, 10140040]

約数ペア:

[(1, 10140040), (2, 5070020), (4, 2535010), (5, 2028008), (8, 1267505), (10, 1014004), (20, 507002), (40, 253501)]