12210940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{87221}}^1$

素因数の和:87237

約数の個数: 24

約数和(自身を含む): 29306592

約数和(自身を除く): 17095652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 87221, 174442, 348884, 436105, 610547, 872210, 1221094, 1744420, 2442188, 3052735, 6105470, 12210940]

約数ペア:

[(1, 12210940), (2, 6105470), (4, 3052735), (5, 2442188), (7, 1744420), (10, 1221094), (14, 872210), (20, 610547), (28, 436105), (35, 348884), (70, 174442), (140, 87221)]