15679913020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{959603}}^1$

素因数の和:959674

約数の個数: 48

約数和(自身を含む): 35466963840

約数和(自身を除く): 19787050820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 4085, 8170, 16340, 959603, 1919206, 3838412, 4798015, 9596030, 18232457, 19192060, 36464914, 41262929, 72929828, 82525858, 91162285, 165051716, 182324570, 206314645, 364649140, 412629290, 783995651, 825258580, 1567991302, 3135982604, 3919978255, 7839956510, 15679913020]

約数ペア:

[(1, 15679913020), (2, 7839956510), (4, 3919978255), (5, 3135982604), (10, 1567991302), (19, 825258580), (20, 783995651), (38, 412629290), (43, 364649140), (76, 206314645), (86, 182324570), (95, 165051716), (172, 91162285), (190, 82525858), (215, 72929828), (380, 41262929), (430, 36464914), (817, 19192060), (860, 18232457), (1634, 9596030), (3268, 4798015), (4085, 3838412), (8170, 1919206), (16340, 959603)]