12668120

素因数分解:

$2^3\times 5^1\times {\mathrm{316703}}^1$

素因数の和:316714

約数の個数: 16

約数和(自身を含む): 28503360

約数和(自身を除く): 15835240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 316703, 633406, 1266812, 1583515, 2533624, 3167030, 6334060, 12668120]

約数ペア:

[(1, 12668120), (2, 6334060), (4, 3167030), (5, 2533624), (8, 1583515), (10, 1266812), (20, 633406), (40, 316703)]