21970175

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2011}}^1$

素因数の和:2063

約数の個数: 24

約数和(自身を含む): 29938560

約数和(自身を除く): 7968385

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 2011, 2185, 10055, 10925, 38209, 46253, 50275, 191045, 231265, 878807, 955225, 1156325, 4394035, 21970175]

約数ペア:

[(1, 21970175), (5, 4394035), (19, 1156325), (23, 955225), (25, 878807), (95, 231265), (115, 191045), (437, 50275), (475, 46253), (575, 38209), (2011, 10925), (2185, 10055)]