12021320

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2017}}^1$

素因数の和:2177

約数の個数: 32

約数和(自身を含む): 27243000

約数和(自身を除く): 15221680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2017, 2980, 4034, 5960, 8068, 10085, 16136, 20170, 40340, 80680, 300533, 601066, 1202132, 1502665, 2404264, 3005330, 6010660, 12021320]

約数ペア:

[(1, 12021320), (2, 6010660), (4, 3005330), (5, 2404264), (8, 1502665), (10, 1202132), (20, 601066), (40, 300533), (149, 80680), (298, 40340), (596, 20170), (745, 16136), (1192, 10085), (1490, 8068), (2017, 5960), (2980, 4034)]