1632040

素因数分解:

$2^3\times 5^1\times {\mathrm{40801}}^1$

素因数の和:40812

約数の個数: 16

約数和(自身を含む): 3672180

約数和(自身を除く): 2040140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 40801, 81602, 163204, 204005, 326408, 408010, 816020, 1632040]

約数ペア:

[(1, 1632040), (2, 816020), (4, 408010), (5, 326408), (8, 204005), (10, 163204), (20, 81602), (40, 40801)]