12379960

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2437}}^1$

素因数の和:2575

約数の個数: 32

約数和(自身を含む): 28085760

約数和(自身を除く): 15705800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2437, 2540, 4874, 5080, 9748, 12185, 19496, 24370, 48740, 97480, 309499, 618998, 1237996, 1547495, 2475992, 3094990, 6189980, 12379960]

約数ペア:

[(1, 12379960), (2, 6189980), (4, 3094990), (5, 2475992), (8, 1547495), (10, 1237996), (20, 618998), (40, 309499), (127, 97480), (254, 48740), (508, 24370), (635, 19496), (1016, 12185), (1270, 9748), (2437, 5080), (2540, 4874)]