12447860

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2791}}^1$

素因数の和:3023

約数の個数: 24

約数和(自身を含む): 26267136

約数和(自身を除く): 13819276

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 2791, 4460, 5582, 11164, 13955, 27910, 55820, 622393, 1244786, 2489572, 3111965, 6223930, 12447860]

約数ペア:

[(1, 12447860), (2, 6223930), (4, 3111965), (5, 2489572), (10, 1244786), (20, 622393), (223, 55820), (446, 27910), (892, 13955), (1115, 11164), (2230, 5582), (2791, 4460)]