12347480

素因数分解:

$2^3\times 5^1\times {\mathrm{467}}^1\times {\mathrm{661}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 27883440

約数和(自身を除く): 15535960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 467, 661, 934, 1322, 1868, 2335, 2644, 3305, 3736, 4670, 5288, 6610, 9340, 13220, 18680, 26440, 308687, 617374, 1234748, 1543435, 2469496, 3086870, 6173740, 12347480]

約数ペア:

[(1, 12347480), (2, 6173740), (4, 3086870), (5, 2469496), (8, 1543435), (10, 1234748), (20, 617374), (40, 308687), (467, 26440), (661, 18680), (934, 13220), (1322, 9340), (1868, 6610), (2335, 5288), (2644, 4670), (3305, 3736)]