1831120

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:547

約数の個数: 40

約数和(自身を含む): 4356864

約数和(自身を除く): 2525744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 487, 752, 940, 974, 1880, 1948, 2435, 3760, 3896, 4870, 7792, 9740, 19480, 22889, 38960, 45778, 91556, 114445, 183112, 228890, 366224, 457780, 915560, 1831120]

約数ペア:

[(1, 1831120), (2, 915560), (4, 457780), (5, 366224), (8, 228890), (10, 183112), (16, 114445), (20, 91556), (40, 45778), (47, 38960), (80, 22889), (94, 19480), (188, 9740), (235, 7792), (376, 4870), (470, 3896), (487, 3760), (752, 2435), (940, 1948), (974, 1880)]