2011304080

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{197963}}^1$

素因数の和:198103

約数の個数: 40

約数和(自身を含む): 4713126912

約数和(自身を除く): 2701822832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 197963, 395926, 791852, 989815, 1583704, 1979630, 3167408, 3959260, 7918520, 15837040, 25141301, 50282602, 100565204, 125706505, 201130408, 251413010, 402260816, 502826020, 1005652040, 2011304080]

約数ペア:

[(1, 2011304080), (2, 1005652040), (4, 502826020), (5, 402260816), (8, 251413010), (10, 201130408), (16, 125706505), (20, 100565204), (40, 50282602), (80, 25141301), (127, 15837040), (254, 7918520), (508, 3959260), (635, 3167408), (1016, 1979630), (1270, 1583704), (2032, 989815), (2540, 791852), (5080, 395926), (10160, 197963)]