12989390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{953}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 24727680

約数和(自身を除く): 11738290

約数列:

[1, 2, 5, 10, 29, 47, 58, 94, 145, 235, 290, 470, 953, 1363, 1906, 2726, 4765, 6815, 9530, 13630, 27637, 44791, 55274, 89582, 138185, 223955, 276370, 447910, 1298939, 2597878, 6494695, 12989390]

約数ペア:

[(1, 12989390), (2, 6494695), (5, 2597878), (10, 1298939), (29, 447910), (47, 276370), (58, 223955), (94, 138185), (145, 89582), (235, 55274), (290, 44791), (470, 27637), (953, 13630), (1363, 9530), (1906, 6815), (2726, 4765)]