20797175

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5167}}^1$

素因数の和:5207

約数の個数: 24

約数和(自身を含む): 30759936

約数和(自身を除く): 9962761

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 5167, 25835, 36169, 118841, 129175, 180845, 594205, 831887, 904225, 2971025, 4159435, 20797175]

約数ペア:

[(1, 20797175), (5, 4159435), (7, 2971025), (23, 904225), (25, 831887), (35, 594205), (115, 180845), (161, 129175), (175, 118841), (575, 36169), (805, 25835), (4025, 5167)]