22990820

素因数分解:

$2^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1153}}^1$

素因数の和:2159

約数の個数: 24

約数和(自身を含む): 48371064

約数和(自身を除く): 25380244

約数列:

[1, 2, 4, 5, 10, 20, 997, 1153, 1994, 2306, 3988, 4612, 4985, 5765, 9970, 11530, 19940, 23060, 1149541, 2299082, 4598164, 5747705, 11495410, 22990820]

約数ペア:

[(1, 22990820), (2, 11495410), (4, 5747705), (5, 4598164), (10, 2299082), (20, 1149541), (997, 23060), (1153, 19940), (1994, 11530), (2306, 9970), (3988, 5765), (4612, 4985)]