26365880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15329}}^1$

素因数の和:15383

約数の個数: 32

約数和(自身を含む): 60706800

約数和(自身を除く): 34340920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 15329, 30658, 61316, 76645, 122632, 153290, 306580, 613160, 659147, 1318294, 2636588, 3295735, 5273176, 6591470, 13182940, 26365880]

約数ペア:

[(1, 26365880), (2, 13182940), (4, 6591470), (5, 5273176), (8, 3295735), (10, 2636588), (20, 1318294), (40, 659147), (43, 613160), (86, 306580), (172, 153290), (215, 122632), (344, 76645), (430, 61316), (860, 30658), (1720, 15329)]