844120

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 1944000

約数和(自身を除く): 1099880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 449, 470, 898, 940, 1796, 1880, 2245, 3592, 4490, 8980, 17960, 21103, 42206, 84412, 105515, 168824, 211030, 422060, 844120]

約数ペア:

[(1, 844120), (2, 422060), (4, 211030), (5, 168824), (8, 105515), (10, 84412), (20, 42206), (40, 21103), (47, 17960), (94, 8980), (188, 4490), (235, 3592), (376, 2245), (449, 1880), (470, 1796), (898, 940)]