22102840

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5471}}^1$

素因数の和:5583

約数の個数: 32

約数和(自身を含む): 50232960

約数和(自身を除く): 28130120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 5471, 10942, 21884, 27355, 43768, 54710, 109420, 218840, 552571, 1105142, 2210284, 2762855, 4420568, 5525710, 11051420, 22102840]

約数ペア:

[(1, 22102840), (2, 11051420), (4, 5525710), (5, 4420568), (8, 2762855), (10, 2210284), (20, 1105142), (40, 552571), (101, 218840), (202, 109420), (404, 54710), (505, 43768), (808, 27355), (1010, 21884), (2020, 10942), (4040, 5471)]