20627260

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{7873}}^1$

素因数の和:8013

約数の個数: 24

約数和(自身を含む): 43653456

約数和(自身を除く): 23026196

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 7873, 15746, 31492, 39365, 78730, 157460, 1031363, 2062726, 4125452, 5156815, 10313630, 20627260]

約数ペア:

[(1, 20627260), (2, 10313630), (4, 5156815), (5, 4125452), (10, 2062726), (20, 1031363), (131, 157460), (262, 78730), (524, 39365), (655, 31492), (1310, 15746), (2620, 7873)]