22629740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{161641}}^1$

素因数の和:161657

約数の個数: 24

約数和(自身を含む): 54311712

約数和(自身を除く): 31681972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 161641, 323282, 646564, 808205, 1131487, 1616410, 2262974, 3232820, 4525948, 5657435, 11314870, 22629740]

約数ペア:

[(1, 22629740), (2, 11314870), (4, 5657435), (5, 4525948), (7, 3232820), (10, 2262974), (14, 1616410), (20, 1131487), (28, 808205), (35, 646564), (70, 323282), (140, 161641)]