87474680

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{20063}}^1$

素因数の和:20183

約数の個数: 32

約数和(自身を含む): 198633600

約数和(自身を除く): 111158920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 20063, 40126, 80252, 100315, 160504, 200630, 401260, 802520, 2186867, 4373734, 8747468, 10934335, 17494936, 21868670, 43737340, 87474680]

約数ペア:

[(1, 87474680), (2, 43737340), (4, 21868670), (5, 17494936), (8, 10934335), (10, 8747468), (20, 4373734), (40, 2186867), (109, 802520), (218, 401260), (436, 200630), (545, 160504), (872, 100315), (1090, 80252), (2180, 40126), (4360, 20063)]