13182940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15329}}^1$

素因数の和:15381

約数の個数: 24

約数和(自身を含む): 28329840

約数和(自身を除く): 15146900

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 15329, 30658, 61316, 76645, 153290, 306580, 659147, 1318294, 2636588, 3295735, 6591470, 13182940]

約数ペア:

[(1, 13182940), (2, 6591470), (4, 3295735), (5, 2636588), (10, 1318294), (20, 659147), (43, 306580), (86, 153290), (172, 76645), (215, 61316), (430, 30658), (860, 15329)]