27888580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{929}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 62496000

約数和(自身を除く): 34607420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 929, 1501, 1580, 1858, 3002, 3716, 4645, 6004, 7505, 9290, 15010, 17651, 18580, 30020, 35302, 70604, 73391, 88255, 146782, 176510, 293564, 353020, 366955, 733910, 1394429, 1467820, 2788858, 5577716, 6972145, 13944290, 27888580]

約数ペア:

[(1, 27888580), (2, 13944290), (4, 6972145), (5, 5577716), (10, 2788858), (19, 1467820), (20, 1394429), (38, 733910), (76, 366955), (79, 353020), (95, 293564), (158, 176510), (190, 146782), (316, 88255), (380, 73391), (395, 70604), (790, 35302), (929, 30020), (1501, 18580), (1580, 17651), (1858, 15010), (3002, 9290), (3716, 7505), (4645, 6004)]