399821950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{15467}}^1$

素因数の和:15537

約数の個数: 48

約数和(自身を含む): 828589824

約数和(自身を除く): 428767874

約数列:

[1, 2, 5, 10, 11, 22, 25, 47, 50, 55, 94, 110, 235, 275, 470, 517, 550, 1034, 1175, 2350, 2585, 5170, 12925, 15467, 25850, 30934, 77335, 154670, 170137, 340274, 386675, 726949, 773350, 850685, 1453898, 1701370, 3634745, 4253425, 7269490, 7996439, 8506850, 15992878, 18173725, 36347450, 39982195, 79964390, 199910975, 399821950]

約数ペア:

[(1, 399821950), (2, 199910975), (5, 79964390), (10, 39982195), (11, 36347450), (22, 18173725), (25, 15992878), (47, 8506850), (50, 7996439), (55, 7269490), (94, 4253425), (110, 3634745), (235, 1701370), (275, 1453898), (470, 850685), (517, 773350), (550, 726949), (1034, 386675), (1175, 340274), (2350, 170137), (2585, 154670), (5170, 77335), (12925, 30934), (15467, 25850)]