338491180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1\times {\mathrm{1229}}^1$

素因数の和:1578

約数の個数: 48

約数和(自身を含む): 729025920

約数和(自身を除く): 390534740

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 293, 470, 586, 940, 1172, 1229, 1465, 2458, 2930, 4916, 5860, 6145, 12290, 13771, 24580, 27542, 55084, 57763, 68855, 115526, 137710, 231052, 275420, 288815, 360097, 577630, 720194, 1155260, 1440388, 1800485, 3600970, 7201940, 16924559, 33849118, 67698236, 84622795, 169245590, 338491180]

約数ペア:

[(1, 338491180), (2, 169245590), (4, 84622795), (5, 67698236), (10, 33849118), (20, 16924559), (47, 7201940), (94, 3600970), (188, 1800485), (235, 1440388), (293, 1155260), (470, 720194), (586, 577630), (940, 360097), (1172, 288815), (1229, 275420), (1465, 231052), (2458, 137710), (2930, 115526), (4916, 68855), (5860, 57763), (6145, 55084), (12290, 27542), (13771, 24580)]