20693800

素因数分解:

$2^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{967}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 48612960

約数和(自身を除く): 27919160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 107, 200, 214, 428, 535, 856, 967, 1070, 1934, 2140, 2675, 3868, 4280, 4835, 5350, 7736, 9670, 10700, 19340, 21400, 24175, 38680, 48350, 96700, 103469, 193400, 206938, 413876, 517345, 827752, 1034690, 2069380, 2586725, 4138760, 5173450, 10346900, 20693800]

約数ペア:

[(1, 20693800), (2, 10346900), (4, 5173450), (5, 4138760), (8, 2586725), (10, 2069380), (20, 1034690), (25, 827752), (40, 517345), (50, 413876), (100, 206938), (107, 193400), (200, 103469), (214, 96700), (428, 48350), (535, 38680), (856, 24175), (967, 21400), (1070, 19340), (1934, 10700), (2140, 9670), (2675, 7736), (3868, 5350), (4280, 4835)]