20351620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{35089}}^1$

素因数の和:35127

約数の個数: 24

約数和(自身を含む): 44213400

約数和(自身を除く): 23861780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 35089, 70178, 140356, 175445, 350890, 701780, 1017581, 2035162, 4070324, 5087905, 10175810, 20351620]

約数ペア:

[(1, 20351620), (2, 10175810), (4, 5087905), (5, 4070324), (10, 2035162), (20, 1017581), (29, 701780), (58, 350890), (116, 175445), (145, 140356), (290, 70178), (580, 35089)]