1585188860

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{353}}^1\times {\mathrm{1987}}^1$

素因数の和:2462

約数の個数: 48

約数和(自身を含む): 3369564576

約数和(自身を除く): 1784375716

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 353, 452, 565, 706, 1130, 1412, 1765, 1987, 2260, 3530, 3974, 7060, 7948, 9935, 19870, 39740, 39889, 79778, 159556, 199445, 224531, 398890, 449062, 701411, 797780, 898124, 1122655, 1402822, 2245310, 2805644, 3507055, 4490620, 7014110, 14028220, 79259443, 158518886, 317037772, 396297215, 792594430, 1585188860]

約数ペア:

[(1, 1585188860), (2, 792594430), (4, 396297215), (5, 317037772), (10, 158518886), (20, 79259443), (113, 14028220), (226, 7014110), (353, 4490620), (452, 3507055), (565, 2805644), (706, 2245310), (1130, 1402822), (1412, 1122655), (1765, 898124), (1987, 797780), (2260, 701411), (3530, 449062), (3974, 398890), (7060, 224531), (7948, 199445), (9935, 159556), (19870, 79778), (39740, 39889)]