12853876780

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{31727}}^1$

素因数の和:32214

約数の個数: 48

約数和(自身を含む): 27632295936

約数和(自身を除く): 14778419156

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 431, 470, 862, 940, 1724, 2155, 4310, 8620, 20257, 31727, 40514, 63454, 81028, 101285, 126908, 158635, 202570, 317270, 405140, 634540, 1491169, 2982338, 5964676, 7455845, 13674337, 14911690, 27348674, 29823380, 54697348, 68371685, 136743370, 273486740, 642693839, 1285387678, 2570775356, 3213469195, 6426938390, 12853876780]

約数ペア:

[(1, 12853876780), (2, 6426938390), (4, 3213469195), (5, 2570775356), (10, 1285387678), (20, 642693839), (47, 273486740), (94, 136743370), (188, 68371685), (235, 54697348), (431, 29823380), (470, 27348674), (862, 14911690), (940, 13674337), (1724, 7455845), (2155, 5964676), (4310, 2982338), (8620, 1491169), (20257, 634540), (31727, 405140), (40514, 317270), (63454, 202570), (81028, 158635), (101285, 126908)]