12743840

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3463}}^1$

素因数の和:3501

約数の個数: 48

約数和(自身を含む): 31425408

約数和(自身を除く): 18681568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3463, 3680, 6926, 13852, 17315, 27704, 34630, 55408, 69260, 79649, 110816, 138520, 159298, 277040, 318596, 398245, 554080, 637192, 796490, 1274384, 1592980, 2548768, 3185960, 6371920, 12743840]

約数ペア:

[(1, 12743840), (2, 6371920), (4, 3185960), (5, 2548768), (8, 1592980), (10, 1274384), (16, 796490), (20, 637192), (23, 554080), (32, 398245), (40, 318596), (46, 277040), (80, 159298), (92, 138520), (115, 110816), (160, 79649), (184, 69260), (230, 55408), (368, 34630), (460, 27704), (736, 17315), (920, 13852), (1840, 6926), (3463, 3680)]