51489580

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{22783}}^1$

素因数の和:22905

約数の個数: 24

約数和(自身を含む): 109089792

約数和(自身を除く): 57600212

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 22783, 45566, 91132, 113915, 227830, 455660, 2574479, 5148958, 10297916, 12872395, 25744790, 51489580]

約数ペア:

[(1, 51489580), (2, 25744790), (4, 12872395), (5, 10297916), (10, 5148958), (20, 2574479), (113, 455660), (226, 227830), (452, 113915), (565, 91132), (1130, 45566), (2260, 22783)]