84758140

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{12143}}^1$

素因数の和:12501

約数の個数: 24

約数和(自身を含む): 178516800

約数和(自身を除く): 93758660

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 12143, 24286, 48572, 60715, 121430, 242860, 4237907, 8475814, 16951628, 21189535, 42379070, 84758140]

約数ペア:

[(1, 84758140), (2, 42379070), (4, 21189535), (5, 16951628), (10, 8475814), (20, 4237907), (349, 242860), (698, 121430), (1396, 60715), (1745, 48572), (3490, 24286), (6980, 12143)]