2794520540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{110281}}^1$

素因数の和:110478

約数の個数: 48

約数和(自身を含む): 6743964864

約数和(自身を除く): 3949444324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 724, 905, 1267, 1810, 2534, 3620, 5068, 6335, 12670, 25340, 110281, 220562, 441124, 551405, 771967, 1102810, 1543934, 2205620, 3087868, 3859835, 7719670, 15439340, 19960861, 39921722, 79843444, 99804305, 139726027, 199608610, 279452054, 399217220, 558904108, 698630135, 1397260270, 2794520540]

約数ペア:

[(1, 2794520540), (2, 1397260270), (4, 698630135), (5, 558904108), (7, 399217220), (10, 279452054), (14, 199608610), (20, 139726027), (28, 99804305), (35, 79843444), (70, 39921722), (140, 19960861), (181, 15439340), (362, 7719670), (724, 3859835), (905, 3087868), (1267, 2205620), (1810, 1543934), (2534, 1102810), (3620, 771967), (5068, 551405), (6335, 441124), (12670, 220562), (25340, 110281)]