12746480

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1163}}^1$

素因数の和:1313

約数の個数: 40

約数和(自身を含む): 29877552

約数和(自身を除く): 17131072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1163, 1370, 2192, 2326, 2740, 4652, 5480, 5815, 9304, 10960, 11630, 18608, 23260, 46520, 93040, 159331, 318662, 637324, 796655, 1274648, 1593310, 2549296, 3186620, 6373240, 12746480]

約数ペア:

[(1, 12746480), (2, 6373240), (4, 3186620), (5, 2549296), (8, 1593310), (10, 1274648), (16, 796655), (20, 637324), (40, 318662), (80, 159331), (137, 93040), (274, 46520), (548, 23260), (685, 18608), (1096, 11630), (1163, 10960), (1370, 9304), (2192, 5815), (2326, 5480), (2740, 4652)]