31940815

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{569}}^1$

素因数の和:786

約数の個数: 16

約数和(自身を含む): 39124800

約数和(自身を除く): 7183985

約数列:

[1, 5, 103, 109, 515, 545, 569, 2845, 11227, 56135, 58607, 62021, 293035, 310105, 6388163, 31940815]

約数ペア:

[(1, 31940815), (5, 6388163), (103, 310105), (109, 293035), (515, 62021), (545, 58607), (569, 56135), (2845, 11227)]