889652080

素因数分解:

$2^4\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{7949}}^1$

素因数の和:9361

約数の個数: 40

約数和(自身を含む): 2070180000

約数和(自身を除く): 1180527920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1399, 2798, 5596, 6995, 7949, 11192, 13990, 15898, 22384, 27980, 31796, 39745, 55960, 63592, 79490, 111920, 127184, 158980, 317960, 635920, 11120651, 22241302, 44482604, 55603255, 88965208, 111206510, 177930416, 222413020, 444826040, 889652080]

約数ペア:

[(1, 889652080), (2, 444826040), (4, 222413020), (5, 177930416), (8, 111206510), (10, 88965208), (16, 55603255), (20, 44482604), (40, 22241302), (80, 11120651), (1399, 635920), (2798, 317960), (5596, 158980), (6995, 127184), (7949, 111920), (11192, 79490), (13990, 63592), (15898, 55960), (22384, 39745), (27980, 31796)]