16656420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25237}}^1$

素因数の和:25260

約数の個数: 48

約数和(自身を含む): 50879808

約数和(自身を除く): 34223388

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 25237, 50474, 75711, 100948, 126185, 151422, 252370, 277607, 302844, 378555, 504740, 555214, 757110, 832821, 1110428, 1388035, 1514220, 1665642, 2776070, 3331284, 4164105, 5552140, 8328210, 16656420]

約数ペア:

[(1, 16656420), (2, 8328210), (3, 5552140), (4, 4164105), (5, 3331284), (6, 2776070), (10, 1665642), (11, 1514220), (12, 1388035), (15, 1110428), (20, 832821), (22, 757110), (30, 555214), (33, 504740), (44, 378555), (55, 302844), (60, 277607), (66, 252370), (110, 151422), (132, 126185), (165, 100948), (220, 75711), (330, 50474), (660, 25237)]