12906620

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2399}}^1$

素因数の和:2677

約数の個数: 24

約数和(自身を含む): 27216000

約数和(自身を除く): 14309380

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2399, 2690, 4798, 5380, 9596, 11995, 23990, 47980, 645331, 1290662, 2581324, 3226655, 6453310, 12906620]

約数ペア:

[(1, 12906620), (2, 6453310), (4, 3226655), (5, 2581324), (10, 1290662), (20, 645331), (269, 47980), (538, 23990), (1076, 11995), (1345, 9596), (2399, 5380), (2690, 4798)]