12986960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{3313}}^1$

素因数の和:3340

約数の個数: 60

約数和(自身を含む): 35135028

約数和(自身を除く): 22148068

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3313, 3920, 6626, 13252, 16565, 23191, 26504, 33130, 46382, 53008, 66260, 92764, 115955, 132520, 162337, 185528, 231910, 265040, 324674, 371056, 463820, 649348, 811685, 927640, 1298696, 1623370, 1855280, 2597392, 3246740, 6493480, 12986960]

約数ペア:

[(1, 12986960), (2, 6493480), (4, 3246740), (5, 2597392), (7, 1855280), (8, 1623370), (10, 1298696), (14, 927640), (16, 811685), (20, 649348), (28, 463820), (35, 371056), (40, 324674), (49, 265040), (56, 231910), (70, 185528), (80, 162337), (98, 132520), (112, 115955), (140, 92764), (196, 66260), (245, 53008), (280, 46382), (392, 33130), (490, 26504), (560, 23191), (784, 16565), (980, 13252), (1960, 6626), (3313, 3920)]