222729040

素因数分解:

$2^4\times 5^1\times {\mathrm{2784113}}^1$

素因数の和:2784126

約数の個数: 20

約数和(自身を含む): 517845204

約数和(自身を除く): 295116164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2784113, 5568226, 11136452, 13920565, 22272904, 27841130, 44545808, 55682260, 111364520, 222729040]

約数ペア:

[(1, 222729040), (2, 111364520), (4, 55682260), (5, 44545808), (8, 27841130), (10, 22272904), (16, 13920565), (20, 11136452), (40, 5568226), (80, 2784113)]