12171340

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2729}}^1$

素因数の和:2961

約数の個数: 24

約数和(自身を含む): 25683840

約数和(自身を除く): 13512500

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 2729, 4460, 5458, 10916, 13645, 27290, 54580, 608567, 1217134, 2434268, 3042835, 6085670, 12171340]

約数ペア:

[(1, 12171340), (2, 6085670), (4, 3042835), (5, 2434268), (10, 1217134), (20, 608567), (223, 54580), (446, 27290), (892, 13645), (1115, 10916), (2230, 5458), (2729, 4460)]