18674080

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{919}}^1$

素因数の和:1061

約数の個数: 48

約数和(自身を含む): 44513280

約数和(自身を除く): 25839200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 919, 1016, 1270, 1838, 2032, 2540, 3676, 4064, 4595, 5080, 7352, 9190, 10160, 14704, 18380, 20320, 29408, 36760, 73520, 116713, 147040, 233426, 466852, 583565, 933704, 1167130, 1867408, 2334260, 3734816, 4668520, 9337040, 18674080]

約数ペア:

[(1, 18674080), (2, 9337040), (4, 4668520), (5, 3734816), (8, 2334260), (10, 1867408), (16, 1167130), (20, 933704), (32, 583565), (40, 466852), (80, 233426), (127, 147040), (160, 116713), (254, 73520), (508, 36760), (635, 29408), (919, 20320), (1016, 18380), (1270, 14704), (1838, 10160), (2032, 9190), (2540, 7352), (3676, 5080), (4064, 4595)]