1677040

素因数分解:

$2^4\times 5^1\times {\mathrm{20963}}^1$

素因数の和:20976

約数の個数: 20

約数和(自身を含む): 3899304

約数和(自身を除く): 2222264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 20963, 41926, 83852, 104815, 167704, 209630, 335408, 419260, 838520, 1677040]

約数ペア:

[(1, 1677040), (2, 838520), (4, 419260), (5, 335408), (8, 209630), (10, 167704), (16, 104815), (20, 83852), (40, 41926), (80, 20963)]