12947820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{215797}}^1$

素因数の和:215809

約数の個数: 24

約数和(自身を含む): 36254064

約数和(自身を除く): 23306244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 215797, 431594, 647391, 863188, 1078985, 1294782, 2157970, 2589564, 3236955, 4315940, 6473910, 12947820]

約数ペア:

[(1, 12947820), (2, 6473910), (3, 4315940), (4, 3236955), (5, 2589564), (6, 2157970), (10, 1294782), (12, 1078985), (15, 863188), (20, 647391), (30, 431594), (60, 215797)]