204678744590

素因数分解:

$2^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1\times {\mathrm{251903}}^1$

素因数の和:252524

約数の個数: 32

約数和(自身を含む): 371211780096

約数和(自身を除く): 166533035506

約数列:

[1, 2, 5, 10, 193, 386, 421, 842, 965, 1930, 2105, 4210, 81253, 162506, 251903, 406265, 503806, 812530, 1259515, 2519030, 48617279, 97234558, 106051163, 212102326, 243086395, 486172790, 530255815, 1060511630, 20467874459, 40935748918, 102339372295, 204678744590]

約数ペア:

[(1, 204678744590), (2, 102339372295), (5, 40935748918), (10, 20467874459), (193, 1060511630), (386, 530255815), (421, 486172790), (842, 243086395), (965, 212102326), (1930, 106051163), (2105, 97234558), (4210, 48617279), (81253, 2519030), (162506, 1259515), (251903, 812530), (406265, 503806)]