2143550

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1052

約数の個数: 24

約数和(自身を含む): 4083816

約数和(自身を除く): 1940266

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 997, 1075, 1994, 2150, 4985, 9970, 24925, 42871, 49850, 85742, 214355, 428710, 1071775, 2143550]

約数ペア:

[(1, 2143550), (2, 1071775), (5, 428710), (10, 214355), (25, 85742), (43, 49850), (50, 42871), (86, 24925), (215, 9970), (430, 4985), (997, 2150), (1075, 1994)]