1892660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1229}}^1$

素因数の和:1256

約数の個数: 48

約数和(自身を含む): 4959360

約数和(自身を除く): 3066700

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1229, 1540, 2458, 4916, 6145, 8603, 12290, 13519, 17206, 24580, 27038, 34412, 43015, 54076, 67595, 86030, 94633, 135190, 172060, 189266, 270380, 378532, 473165, 946330, 1892660]

約数ペア:

[(1, 1892660), (2, 946330), (4, 473165), (5, 378532), (7, 270380), (10, 189266), (11, 172060), (14, 135190), (20, 94633), (22, 86030), (28, 67595), (35, 54076), (44, 43015), (55, 34412), (70, 27038), (77, 24580), (110, 17206), (140, 13519), (154, 12290), (220, 8603), (308, 6145), (385, 4916), (770, 2458), (1229, 1540)]