20393525

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1223}}^1$

素因数の和:1285

約数の個数: 24

約数和(自身を含む): 27319680

約数和(自身を除く): 6926155

約数列:

[1, 5, 23, 25, 29, 115, 145, 575, 667, 725, 1223, 3335, 6115, 16675, 28129, 30575, 35467, 140645, 177335, 703225, 815741, 886675, 4078705, 20393525]

約数ペア:

[(1, 20393525), (5, 4078705), (23, 886675), (25, 815741), (29, 703225), (115, 177335), (145, 140645), (575, 35467), (667, 30575), (725, 28129), (1223, 16675), (3335, 6115)]