620922020

素因数分解:

$2^2\times 5^1\times {\mathrm{3167}}^1\times {\mathrm{9803}}^1$

素因数の和:12979

約数の個数: 24

約数和(自身を含む): 1304481024

約数和(自身を除く): 683559004

約数列:

[1, 2, 4, 5, 10, 20, 3167, 6334, 9803, 12668, 15835, 19606, 31670, 39212, 49015, 63340, 98030, 196060, 31046101, 62092202, 124184404, 155230505, 310461010, 620922020]

約数ペア:

[(1, 620922020), (2, 310461010), (4, 155230505), (5, 124184404), (10, 62092202), (20, 31046101), (3167, 196060), (6334, 98030), (9803, 63340), (12668, 49015), (15835, 39212), (19606, 31670)]