12904740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71693}}^1$

素因数の和:71708

約数の個数: 36

約数和(自身を含む): 39144924

約数和(自身を除く): 26240184

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 71693, 143386, 215079, 286772, 358465, 430158, 645237, 716930, 860316, 1075395, 1290474, 1433860, 2150790, 2580948, 3226185, 4301580, 6452370, 12904740]

約数ペア:

[(1, 12904740), (2, 6452370), (3, 4301580), (4, 3226185), (5, 2580948), (6, 2150790), (9, 1433860), (10, 1290474), (12, 1075395), (15, 860316), (18, 716930), (20, 645237), (30, 430158), (36, 358465), (45, 286772), (60, 215079), (90, 143386), (180, 71693)]