2017649950

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{239}}^1\times {\mathrm{1549}}^1$

素因数の和:1909

約数の個数: 48

約数和(自身を含む): 3805560000

約数和(自身を除く): 1787910050

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 239, 478, 545, 1090, 1195, 1549, 2390, 2725, 3098, 5450, 5975, 7745, 11950, 15490, 26051, 38725, 52102, 77450, 130255, 168841, 260510, 337682, 370211, 651275, 740422, 844205, 1302550, 1688410, 1851055, 3702110, 4221025, 8442050, 9255275, 18510550, 40352999, 80705998, 201764995, 403529990, 1008824975, 2017649950]

約数ペア:

[(1, 2017649950), (2, 1008824975), (5, 403529990), (10, 201764995), (25, 80705998), (50, 40352999), (109, 18510550), (218, 9255275), (239, 8442050), (478, 4221025), (545, 3702110), (1090, 1851055), (1195, 1688410), (1549, 1302550), (2390, 844205), (2725, 740422), (3098, 651275), (5450, 370211), (5975, 337682), (7745, 260510), (11950, 168841), (15490, 130255), (26051, 77450), (38725, 52102)]