79968940

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{36683}}^1$

素因数の和:36801

約数の個数: 24

約数和(自身を含む): 169480080

約数和(自身を除く): 89511140

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 36683, 73366, 146732, 183415, 366830, 733660, 3998447, 7996894, 15993788, 19992235, 39984470, 79968940]

約数ペア:

[(1, 79968940), (2, 39984470), (4, 19992235), (5, 15993788), (10, 7996894), (20, 3998447), (109, 733660), (218, 366830), (436, 183415), (545, 146732), (1090, 73366), (2180, 36683)]