4205560

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2237}}^1$

素因数の和:2295

約数の個数: 32

約数和(自身を含む): 9668160

約数和(自身を除く): 5462600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 2237, 4474, 8948, 11185, 17896, 22370, 44740, 89480, 105139, 210278, 420556, 525695, 841112, 1051390, 2102780, 4205560]

約数ペア:

[(1, 4205560), (2, 2102780), (4, 1051390), (5, 841112), (8, 525695), (10, 420556), (20, 210278), (40, 105139), (47, 89480), (94, 44740), (188, 22370), (235, 17896), (376, 11185), (470, 8948), (940, 4474), (1880, 2237)]