142738630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{20479}}^1$

素因数の和:20544

約数の個数: 32

約数和(自身を含む): 278691840

約数和(自身を除く): 135953210

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 3485, 6970, 20479, 40958, 102395, 204790, 348143, 696286, 839639, 1679278, 1740715, 3481430, 4198195, 8396390, 14273863, 28547726, 71369315, 142738630]

約数ペア:

[(1, 142738630), (2, 71369315), (5, 28547726), (10, 14273863), (17, 8396390), (34, 4198195), (41, 3481430), (82, 1740715), (85, 1679278), (170, 839639), (205, 696286), (410, 348143), (697, 204790), (1394, 102395), (3485, 40958), (6970, 20479)]