67530820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{68909}}^1$

素因数の和:68932

約数の個数: 36

約数和(自身を含む): 164970540

約数和(自身を除く): 97439720

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 68909, 137818, 275636, 344545, 482363, 689090, 964726, 1378180, 1929452, 2411815, 3376541, 4823630, 6753082, 9647260, 13506164, 16882705, 33765410, 67530820]

約数ペア:

[(1, 67530820), (2, 33765410), (4, 16882705), (5, 13506164), (7, 9647260), (10, 6753082), (14, 4823630), (20, 3376541), (28, 2411815), (35, 1929452), (49, 1378180), (70, 964726), (98, 689090), (140, 482363), (196, 344545), (245, 275636), (490, 137818), (980, 68909)]