20960025

素因数分解:

$3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{2767}}^1$

素因数の和:2881

約数の個数: 24

約数和(自身を含む): 35009664

約数和(自身を除く): 14049639

約数列:

[1, 3, 5, 15, 25, 75, 101, 303, 505, 1515, 2525, 2767, 7575, 8301, 13835, 41505, 69175, 207525, 279467, 838401, 1397335, 4192005, 6986675, 20960025]

約数ペア:

[(1, 20960025), (3, 6986675), (5, 4192005), (15, 1397335), (25, 838401), (75, 279467), (101, 207525), (303, 69175), (505, 41505), (1515, 13835), (2525, 8301), (2767, 7575)]