12857940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{7937}}^1$

素因数の和:7958

約数の個数: 60

約数和(自身を含む): 40340916

約数和(自身を除く): 27482976

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 7937, 15874, 23811, 31748, 39685, 47622, 71433, 79370, 95244, 119055, 142866, 158740, 214299, 238110, 285732, 357165, 428598, 476220, 642897, 714330, 857196, 1071495, 1285794, 1428660, 2142990, 2571588, 3214485, 4285980, 6428970, 12857940]

約数ペア:

[(1, 12857940), (2, 6428970), (3, 4285980), (4, 3214485), (5, 2571588), (6, 2142990), (9, 1428660), (10, 1285794), (12, 1071495), (15, 857196), (18, 714330), (20, 642897), (27, 476220), (30, 428598), (36, 357165), (45, 285732), (54, 238110), (60, 214299), (81, 158740), (90, 142866), (108, 119055), (135, 95244), (162, 79370), (180, 71433), (270, 47622), (324, 39685), (405, 31748), (540, 23811), (810, 15874), (1620, 7937)]