20120778660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4040317}}^1$

素因数の和:4040412

約数の個数: 48

約数和(自身を含む): 57016967616

約数和(自身を除く): 36896188956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 4980, 4040317, 8080634, 12120951, 16161268, 20201585, 24241902, 40403170, 48483804, 60604755, 80806340, 121209510, 242419020, 335346311, 670692622, 1006038933, 1341385244, 1676731555, 2012077866, 3353463110, 4024155732, 5030194665, 6706926220, 10060389330, 20120778660]

約数ペア:

[(1, 20120778660), (2, 10060389330), (3, 6706926220), (4, 5030194665), (5, 4024155732), (6, 3353463110), (10, 2012077866), (12, 1676731555), (15, 1341385244), (20, 1006038933), (30, 670692622), (60, 335346311), (83, 242419020), (166, 121209510), (249, 80806340), (332, 60604755), (415, 48483804), (498, 40403170), (830, 24241902), (996, 20201585), (1245, 16161268), (1660, 12120951), (2490, 8080634), (4980, 4040317)]