890223710

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{17377}}^1$

素因数の和:17540

約数の個数: 32

約数和(自身を含む): 1651605120

約数和(自身を除く): 761381410

約数列:

[1, 2, 5, 10, 47, 94, 109, 218, 235, 470, 545, 1090, 5123, 10246, 17377, 25615, 34754, 51230, 86885, 173770, 816719, 1633438, 1894093, 3788186, 4083595, 8167190, 9470465, 18940930, 89022371, 178044742, 445111855, 890223710]

約数ペア:

[(1, 890223710), (2, 445111855), (5, 178044742), (10, 89022371), (47, 18940930), (94, 9470465), (109, 8167190), (218, 4083595), (235, 3788186), (470, 1894093), (545, 1633438), (1090, 816719), (5123, 173770), (10246, 86885), (17377, 51230), (25615, 34754)]