247825020260

素因数分解:

$2^2\times 5^1\times {\mathrm{287107}}^1\times {\mathrm{43159}}^1$

素因数の和:330275

約数の個数: 24

約数和(自身を含む): 520446413760

約数和(自身を除く): 272621393500

約数列:

[1, 2, 4, 5, 10, 20, 43159, 86318, 172636, 215795, 287107, 431590, 574214, 863180, 1148428, 1435535, 2871070, 5742140, 12391251013, 24782502026, 49565004052, 61956255065, 123912510130, 247825020260]

約数ペア:

[(1, 247825020260), (2, 123912510130), (4, 61956255065), (5, 49565004052), (10, 24782502026), (20, 12391251013), (43159, 5742140), (86318, 2871070), (172636, 1435535), (215795, 1148428), (287107, 863180), (431590, 574214)]