490600900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{258211}}^1$

素因数の和:258244

約数の個数: 36

約数和(自身を含む): 1120640080

約数和(自身を除く): 630039180

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 258211, 516422, 1032844, 1291055, 2582110, 4906009, 5164220, 6455275, 9812018, 12910550, 19624036, 24530045, 25821100, 49060090, 98120180, 122650225, 245300450, 490600900]

約数ペア:

[(1, 490600900), (2, 245300450), (4, 122650225), (5, 98120180), (10, 49060090), (19, 25821100), (20, 24530045), (25, 19624036), (38, 12910550), (50, 9812018), (76, 6455275), (95, 5164220), (100, 4906009), (190, 2582110), (380, 1291055), (475, 1032844), (950, 516422), (1900, 258211)]