2172080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1429}}^1$

素因数の和:1461

約数の個数: 40

約数和(自身を含む): 5319600

約数和(自身を除く): 3147520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1429, 1520, 2858, 5716, 7145, 11432, 14290, 22864, 27151, 28580, 54302, 57160, 108604, 114320, 135755, 217208, 271510, 434416, 543020, 1086040, 2172080]

約数ペア:

[(1, 2172080), (2, 1086040), (4, 543020), (5, 434416), (8, 271510), (10, 217208), (16, 135755), (19, 114320), (20, 108604), (38, 57160), (40, 54302), (76, 28580), (80, 27151), (95, 22864), (152, 14290), (190, 11432), (304, 7145), (380, 5716), (760, 2858), (1429, 1520)]