1994357360

素因数分解:

$2^4\times 5^1\times {\mathrm{24929467}}^1$

素因数の和:24929480

約数の個数: 20

約数和(自身を含む): 4636881048

約数和(自身を除く): 2642523688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 24929467, 49858934, 99717868, 124647335, 199435736, 249294670, 398871472, 498589340, 997178680, 1994357360]

約数ペア:

[(1, 1994357360), (2, 997178680), (4, 498589340), (5, 398871472), (8, 249294670), (10, 199435736), (16, 124647335), (20, 99717868), (40, 49858934), (80, 24929467)]