31963040

素因数分解:

$2^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1867}}^1$

素因数の和:1989

約数の個数: 48

約数和(自身を含む): 76259232

約数和(自身を除く): 44296192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 107, 160, 214, 428, 535, 856, 1070, 1712, 1867, 2140, 3424, 3734, 4280, 7468, 8560, 9335, 14936, 17120, 18670, 29872, 37340, 59744, 74680, 149360, 199769, 298720, 399538, 799076, 998845, 1598152, 1997690, 3196304, 3995380, 6392608, 7990760, 15981520, 31963040]

約数ペア:

[(1, 31963040), (2, 15981520), (4, 7990760), (5, 6392608), (8, 3995380), (10, 3196304), (16, 1997690), (20, 1598152), (32, 998845), (40, 799076), (80, 399538), (107, 298720), (160, 199769), (214, 149360), (428, 74680), (535, 59744), (856, 37340), (1070, 29872), (1712, 18670), (1867, 17120), (2140, 14936), (3424, 9335), (3734, 8560), (4280, 7468)]