385400

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 937440

約数和(自身を除く): 552040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 47, 50, 82, 94, 100, 164, 188, 200, 205, 235, 328, 376, 410, 470, 820, 940, 1025, 1175, 1640, 1880, 1927, 2050, 2350, 3854, 4100, 4700, 7708, 8200, 9400, 9635, 15416, 19270, 38540, 48175, 77080, 96350, 192700, 385400]

約数ペア:

[(1, 385400), (2, 192700), (4, 96350), (5, 77080), (8, 48175), (10, 38540), (20, 19270), (25, 15416), (40, 9635), (41, 9400), (47, 8200), (50, 7708), (82, 4700), (94, 4100), (100, 3854), (164, 2350), (188, 2050), (200, 1927), (205, 1880), (235, 1640), (328, 1175), (376, 1025), (410, 940), (470, 820)]