20589025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 27123264

約数和(自身を除く): 6534239

約数列:

[1, 5, 23, 25, 61, 115, 305, 575, 587, 1403, 1525, 2935, 7015, 13501, 14675, 35075, 35807, 67505, 179035, 337525, 823561, 895175, 4117805, 20589025]

約数ペア:

[(1, 20589025), (5, 4117805), (23, 895175), (25, 823561), (61, 337525), (115, 179035), (305, 67505), (575, 35807), (587, 35075), (1403, 14675), (1525, 13501), (2935, 7015)]