19196080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 47898720

約数和(自身を除く): 28702640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 73, 76, 80, 95, 146, 152, 173, 190, 292, 304, 346, 365, 380, 584, 692, 730, 760, 865, 1168, 1384, 1387, 1460, 1520, 1730, 2768, 2774, 2920, 3287, 3460, 5548, 5840, 6574, 6920, 6935, 11096, 12629, 13148, 13840, 13870, 16435, 22192, 25258, 26296, 27740, 32870, 50516, 52592, 55480, 63145, 65740, 101032, 110960, 126290, 131480, 202064, 239951, 252580, 262960, 479902, 505160, 959804, 1010320, 1199755, 1919608, 2399510, 3839216, 4799020, 9598040, 19196080]

約数ペア:

[(1, 19196080), (2, 9598040), (4, 4799020), (5, 3839216), (8, 2399510), (10, 1919608), (16, 1199755), (19, 1010320), (20, 959804), (38, 505160), (40, 479902), (73, 262960), (76, 252580), (80, 239951), (95, 202064), (146, 131480), (152, 126290), (173, 110960), (190, 101032), (292, 65740), (304, 63145), (346, 55480), (365, 52592), (380, 50516), (584, 32870), (692, 27740), (730, 26296), (760, 25258), (865, 22192), (1168, 16435), (1384, 13870), (1387, 13840), (1460, 13148), (1520, 12629), (1730, 11096), (2768, 6935), (2774, 6920), (2920, 6574), (3287, 5840), (3460, 5548)]