1627331320

素因数分解:

$2^3\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{31513}}^1$

素因数の和:32815

約数の個数: 32

約数和(自身を含む): 3664447920

約数和(自身を除く): 2037116600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1291, 2582, 5164, 6455, 10328, 12910, 25820, 31513, 51640, 63026, 126052, 157565, 252104, 315130, 630260, 1260520, 40683283, 81366566, 162733132, 203416415, 325466264, 406832830, 813665660, 1627331320]

約数ペア:

[(1, 1627331320), (2, 813665660), (4, 406832830), (5, 325466264), (8, 203416415), (10, 162733132), (20, 81366566), (40, 40683283), (1291, 1260520), (2582, 630260), (5164, 315130), (6455, 252104), (10328, 157565), (12910, 126052), (25820, 63026), (31513, 51640)]