28672900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{15091}}^1$

素因数の和:15124

約数の個数: 36

約数和(自身を含む): 65499280

約数和(自身を除く): 36826380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 15091, 30182, 60364, 75455, 150910, 286729, 301820, 377275, 573458, 754550, 1146916, 1433645, 1509100, 2867290, 5734580, 7168225, 14336450, 28672900]

約数ペア:

[(1, 28672900), (2, 14336450), (4, 7168225), (5, 5734580), (10, 2867290), (19, 1509100), (20, 1433645), (25, 1146916), (38, 754550), (50, 573458), (76, 377275), (95, 301820), (100, 286729), (190, 150910), (380, 75455), (475, 60364), (950, 30182), (1900, 15091)]