1440590

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2029}}^1$

素因数の和:2107

約数の個数: 16

約数和(自身を含む): 2630880

約数和(自身を除く): 1190290

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 2029, 4058, 10145, 20290, 144059, 288118, 720295, 1440590]

約数ペア:

[(1, 1440590), (2, 720295), (5, 288118), (10, 144059), (71, 20290), (142, 10145), (355, 4058), (710, 2029)]