123120440

素因数分解:

$2^3\times 5^1\times {\mathrm{941}}^1\times {\mathrm{3271}}^1$

素因数の和:4223

約数の個数: 32

約数和(自身を含む): 277400160

約数和(自身を除く): 154279720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 941, 1882, 3271, 3764, 4705, 6542, 7528, 9410, 13084, 16355, 18820, 26168, 32710, 37640, 65420, 130840, 3078011, 6156022, 12312044, 15390055, 24624088, 30780110, 61560220, 123120440]

約数ペア:

[(1, 123120440), (2, 61560220), (4, 30780110), (5, 24624088), (8, 15390055), (10, 12312044), (20, 6156022), (40, 3078011), (941, 130840), (1882, 65420), (3271, 37640), (3764, 32710), (4705, 26168), (6542, 18820), (7528, 16355), (9410, 13084)]