74746040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{43457}}^1$

素因数の和:43511

約数の個数: 32

約数和(自身を含む): 172093680

約数和(自身を除く): 97347640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 43457, 86914, 173828, 217285, 347656, 434570, 869140, 1738280, 1868651, 3737302, 7474604, 9343255, 14949208, 18686510, 37373020, 74746040]

約数ペア:

[(1, 74746040), (2, 37373020), (4, 18686510), (5, 14949208), (8, 9343255), (10, 7474604), (20, 3737302), (40, 1868651), (43, 1738280), (86, 869140), (172, 434570), (215, 347656), (344, 217285), (430, 173828), (860, 86914), (1720, 43457)]