1857020975

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{401}}^1\times {\mathrm{2609}}^1$

素因数の和:3091

約数の個数: 24

約数和(自身を含む): 2341859040

約数和(自身を除く): 484838065

約数列:

[1, 5, 25, 71, 355, 401, 1775, 2005, 2609, 10025, 13045, 28471, 65225, 142355, 185239, 711775, 926195, 1046209, 4630975, 5231045, 26155225, 74280839, 371404195, 1857020975]

約数ペア:

[(1, 1857020975), (5, 371404195), (25, 74280839), (71, 26155225), (355, 5231045), (401, 4630975), (1775, 1046209), (2005, 926195), (2609, 711775), (10025, 185239), (13045, 142355), (28471, 65225)]