121220240

素因数分解:

$2^4\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{1487}}^1$

素因数の和:2519

約数の個数: 40

約数和(自身を含む): 282303360

約数和(自身を除く): 161083120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1019, 1487, 2038, 2974, 4076, 5095, 5948, 7435, 8152, 10190, 11896, 14870, 16304, 20380, 23792, 29740, 40760, 59480, 81520, 118960, 1515253, 3030506, 6061012, 7576265, 12122024, 15152530, 24244048, 30305060, 60610120, 121220240]

約数ペア:

[(1, 121220240), (2, 60610120), (4, 30305060), (5, 24244048), (8, 15152530), (10, 12122024), (16, 7576265), (20, 6061012), (40, 3030506), (80, 1515253), (1019, 118960), (1487, 81520), (2038, 59480), (2974, 40760), (4076, 29740), (5095, 23792), (5948, 20380), (7435, 16304), (8152, 14870), (10190, 11896)]