142502740

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{28387}}^1$

素因数の和:28647

約数の個数: 24

約数和(自身を含む): 300458592

約数和(自身を除く): 157955852

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 28387, 56774, 113548, 141935, 283870, 567740, 7125137, 14250274, 28500548, 35625685, 71251370, 142502740]

約数ペア:

[(1, 142502740), (2, 71251370), (4, 35625685), (5, 28500548), (10, 14250274), (20, 7125137), (251, 567740), (502, 283870), (1004, 141935), (1255, 113548), (2510, 56774), (5020, 28387)]