543210380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1\times {\mathrm{1289}}^1$

素因数の和:2426

約数の個数: 48

約数和(自身を含む): 1202796000

約数和(自身を除く): 659585620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1109, 1289, 2218, 2578, 4436, 5156, 5545, 6445, 11090, 12890, 21071, 22180, 24491, 25780, 42142, 48982, 84284, 97964, 105355, 122455, 210710, 244910, 421420, 489820, 1429501, 2859002, 5718004, 7147505, 14295010, 27160519, 28590020, 54321038, 108642076, 135802595, 271605190, 543210380]

約数ペア:

[(1, 543210380), (2, 271605190), (4, 135802595), (5, 108642076), (10, 54321038), (19, 28590020), (20, 27160519), (38, 14295010), (76, 7147505), (95, 5718004), (190, 2859002), (380, 1429501), (1109, 489820), (1289, 421420), (2218, 244910), (2578, 210710), (4436, 122455), (5156, 105355), (5545, 97964), (6445, 84284), (11090, 48982), (12890, 42142), (21071, 25780), (22180, 24491)]