1959280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1321

約数の個数: 40

約数和(自身を含む): 4798800

約数和(自身を除く): 2839520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1289, 1520, 2578, 5156, 6445, 10312, 12890, 20624, 24491, 25780, 48982, 51560, 97964, 103120, 122455, 195928, 244910, 391856, 489820, 979640, 1959280]

約数ペア:

[(1, 1959280), (2, 979640), (4, 489820), (5, 391856), (8, 244910), (10, 195928), (16, 122455), (19, 103120), (20, 97964), (38, 51560), (40, 48982), (76, 25780), (80, 24491), (95, 20624), (152, 12890), (190, 10312), (304, 6445), (380, 5156), (760, 2578), (1289, 1520)]