10220440

素因数分解:

$2^3\times 5^1\times {\mathrm{255511}}^1$

素因数の和:255522

約数の個数: 16

約数和(自身を含む): 22996080

約数和(自身を除く): 12775640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 255511, 511022, 1022044, 1277555, 2044088, 2555110, 5110220, 10220440]

約数ペア:

[(1, 10220440), (2, 5110220), (4, 2555110), (5, 2044088), (8, 1277555), (10, 1022044), (20, 511022), (40, 255511)]