2020009855

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{36791}}^1$

素因数の和:37014

約数の個数: 16

約数和(自身を含む): 2472422400

約数和(自身を除く): 452412545

約数列:

[1, 5, 79, 139, 395, 695, 10981, 36791, 54905, 183955, 2906489, 5113949, 14532445, 25569745, 404001971, 2020009855]

約数ペア:

[(1, 2020009855), (5, 404001971), (79, 25569745), (139, 14532445), (395, 5113949), (695, 2906489), (10981, 183955), (36791, 54905)]