2831090

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3181}}^1$

素因数の和:3277

約数の個数: 16

約数和(自身を含む): 5154840

約数和(自身を除く): 2323750

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 3181, 6362, 15905, 31810, 283109, 566218, 1415545, 2831090]

約数ペア:

[(1, 2831090), (2, 1415545), (5, 566218), (10, 283109), (89, 31810), (178, 15905), (445, 6362), (890, 3181)]