20780492550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{313}}^1\times {\mathrm{442609}}^1$

素因数の和:442937

約数の個数: 48

約数和(自身を含む): 51700388880

約数和(自身を除く): 30919896330

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 313, 626, 939, 1565, 1878, 3130, 4695, 7825, 9390, 15650, 23475, 46950, 442609, 885218, 1327827, 2213045, 2655654, 4426090, 6639135, 11065225, 13278270, 22130450, 33195675, 66391350, 138536617, 277073234, 415609851, 692683085, 831219702, 1385366170, 2078049255, 3463415425, 4156098510, 6926830850, 10390246275, 20780492550]

約数ペア:

[(1, 20780492550), (2, 10390246275), (3, 6926830850), (5, 4156098510), (6, 3463415425), (10, 2078049255), (15, 1385366170), (25, 831219702), (30, 692683085), (50, 415609851), (75, 277073234), (150, 138536617), (313, 66391350), (626, 33195675), (939, 22130450), (1565, 13278270), (1878, 11065225), (3130, 6639135), (4695, 4426090), (7825, 2655654), (9390, 2213045), (15650, 1327827), (23475, 885218), (46950, 442609)]