989657322080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{20549363}}^1$

素因数の和:20549428

約数の個数: 96

約数和(自身を含む): 2734216176384

約数和(自身を除く): 1744558854304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 70, 80, 86, 112, 140, 160, 172, 215, 224, 280, 301, 344, 430, 560, 602, 688, 860, 1120, 1204, 1376, 1505, 1720, 2408, 3010, 3440, 4816, 6020, 6880, 9632, 12040, 24080, 48160, 20549363, 41098726, 82197452, 102746815, 143845541, 164394904, 205493630, 287691082, 328789808, 410987260, 575382164, 657579616, 719227705, 821974520, 883622609, 1150764328, 1438455410, 1643949040, 1767245218, 2301528656, 2876910820, 3287898080, 3534490436, 4418113045, 4603057312, 5753821640, 6185358263, 7068980872, 8836226090, 11507643280, 12370716526, 14137961744, 17672452180, 23015286560, 24741433052, 28275923488, 30926791315, 35344904360, 49482866104, 61853582630, 70689808720, 98965732208, 123707165260, 141379617440, 197931464416, 247414330520, 494828661040, 989657322080]

約数ペア:

[(1, 989657322080), (2, 494828661040), (4, 247414330520), (5, 197931464416), (7, 141379617440), (8, 123707165260), (10, 98965732208), (14, 70689808720), (16, 61853582630), (20, 49482866104), (28, 35344904360), (32, 30926791315), (35, 28275923488), (40, 24741433052), (43, 23015286560), (56, 17672452180), (70, 14137961744), (80, 12370716526), (86, 11507643280), (112, 8836226090), (140, 7068980872), (160, 6185358263), (172, 5753821640), (215, 4603057312), (224, 4418113045), (280, 3534490436), (301, 3287898080), (344, 2876910820), (430, 2301528656), (560, 1767245218), (602, 1643949040), (688, 1438455410), (860, 1150764328), (1120, 883622609), (1204, 821974520), (1376, 719227705), (1505, 657579616), (1720, 575382164), (2408, 410987260), (3010, 328789808), (3440, 287691082), (4816, 205493630), (6020, 164394904), (6880, 143845541), (9632, 102746815), (12040, 82197452), (24080, 41098726), (48160, 20549363)]