12908940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19559}}^1$

素因数の和:19582

約数の個数: 48

約数和(自身を含む): 39432960

約数和(自身を除く): 26524020

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 19559, 39118, 58677, 78236, 97795, 117354, 195590, 215149, 234708, 293385, 391180, 430298, 586770, 645447, 860596, 1075745, 1173540, 1290894, 2151490, 2581788, 3227235, 4302980, 6454470, 12908940]

約数ペア:

[(1, 12908940), (2, 6454470), (3, 4302980), (4, 3227235), (5, 2581788), (6, 2151490), (10, 1290894), (11, 1173540), (12, 1075745), (15, 860596), (20, 645447), (22, 586770), (30, 430298), (33, 391180), (44, 293385), (55, 234708), (60, 215149), (66, 195590), (110, 117354), (132, 97795), (165, 78236), (220, 58677), (330, 39118), (660, 19559)]