12651620

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1823}}^1$

素因数の和:2179

約数の個数: 24

約数和(自身を含む): 26659584

約数和(自身を除く): 14007964

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 1823, 3470, 3646, 6940, 7292, 9115, 18230, 36460, 632581, 1265162, 2530324, 3162905, 6325810, 12651620]

約数ペア:

[(1, 12651620), (2, 6325810), (4, 3162905), (5, 2530324), (10, 1265162), (20, 632581), (347, 36460), (694, 18230), (1388, 9115), (1735, 7292), (1823, 6940), (3470, 3646)]