10222040

素因数分解:

$2^3\times 5^1\times {\mathrm{255551}}^1$

素因数の和:255562

約数の個数: 16

約数和(自身を含む): 22999680

約数和(自身を除く): 12777640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 255551, 511102, 1022204, 1277755, 2044408, 2555510, 5111020, 10222040]

約数ペア:

[(1, 10222040), (2, 5111020), (4, 2555510), (5, 2044408), (8, 1277755), (10, 1022204), (20, 511102), (40, 255551)]