56891620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2087}}^1$

素因数の和:2172

約数の個数: 48

約数和(自身を含む): 126282240

約数和(自身を除く): 69390620

約数列:

[1, 2, 4, 5, 10, 20, 29, 47, 58, 94, 116, 145, 188, 235, 290, 470, 580, 940, 1363, 2087, 2726, 4174, 5452, 6815, 8348, 10435, 13630, 20870, 27260, 41740, 60523, 98089, 121046, 196178, 242092, 302615, 392356, 490445, 605230, 980890, 1210460, 1961780, 2844581, 5689162, 11378324, 14222905, 28445810, 56891620]

約数ペア:

[(1, 56891620), (2, 28445810), (4, 14222905), (5, 11378324), (10, 5689162), (20, 2844581), (29, 1961780), (47, 1210460), (58, 980890), (94, 605230), (116, 490445), (145, 392356), (188, 302615), (235, 242092), (290, 196178), (470, 121046), (580, 98089), (940, 60523), (1363, 41740), (2087, 27260), (2726, 20870), (4174, 13630), (5452, 10435), (6815, 8348)]