31535120

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8387}}^1$

素因数の和:8447

約数の個数: 40

約数和(自身を含む): 74888064

約数和(自身を除く): 43352944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 8387, 16774, 33548, 41935, 67096, 83870, 134192, 167740, 335480, 394189, 670960, 788378, 1576756, 1970945, 3153512, 3941890, 6307024, 7883780, 15767560, 31535120]

約数ペア:

[(1, 31535120), (2, 15767560), (4, 7883780), (5, 6307024), (8, 3941890), (10, 3153512), (16, 1970945), (20, 1576756), (40, 788378), (47, 670960), (80, 394189), (94, 335480), (188, 167740), (235, 134192), (376, 83870), (470, 67096), (752, 41935), (940, 33548), (1880, 16774), (3760, 8387)]