20120482020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2057309}}^1$

素因数の和:2057484

約数の個数: 48

約数和(自身を含む): 56683005120

約数和(自身を除く): 36562523100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 9780, 2057309, 4114618, 6171927, 8229236, 10286545, 12343854, 20573090, 24687708, 30859635, 41146180, 61719270, 123438540, 335341367, 670682734, 1006024101, 1341365468, 1676706835, 2012048202, 3353413670, 4024096404, 5030120505, 6706827340, 10060241010, 20120482020]

約数ペア:

[(1, 20120482020), (2, 10060241010), (3, 6706827340), (4, 5030120505), (5, 4024096404), (6, 3353413670), (10, 2012048202), (12, 1676706835), (15, 1341365468), (20, 1006024101), (30, 670682734), (60, 335341367), (163, 123438540), (326, 61719270), (489, 41146180), (652, 30859635), (815, 24687708), (978, 20573090), (1630, 12343854), (1956, 10286545), (2445, 8229236), (3260, 6171927), (4890, 4114618), (9780, 2057309)]