104860040

素因数分解:

$2^3\times 5^1\times {\mathrm{2621501}}^1$

素因数の和:2621512

約数の個数: 16

約数和(自身を含む): 235935180

約数和(自身を除く): 131075140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2621501, 5243002, 10486004, 13107505, 20972008, 26215010, 52430020, 104860040]

約数ペア:

[(1, 104860040), (2, 52430020), (4, 26215010), (5, 20972008), (8, 13107505), (10, 10486004), (20, 5243002), (40, 2621501)]