9889580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 23209200

約数和(自身を除く): 13319620

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 59, 68, 85, 116, 118, 145, 170, 236, 289, 290, 295, 340, 493, 578, 580, 590, 986, 1003, 1156, 1180, 1445, 1711, 1972, 2006, 2465, 2890, 3422, 4012, 4930, 5015, 5780, 6844, 8381, 8555, 9860, 10030, 16762, 17051, 17110, 20060, 29087, 33524, 34102, 34220, 41905, 58174, 68204, 83810, 85255, 116348, 145435, 167620, 170510, 290870, 341020, 494479, 581740, 988958, 1977916, 2472395, 4944790, 9889580]

約数ペア:

[(1, 9889580), (2, 4944790), (4, 2472395), (5, 1977916), (10, 988958), (17, 581740), (20, 494479), (29, 341020), (34, 290870), (58, 170510), (59, 167620), (68, 145435), (85, 116348), (116, 85255), (118, 83810), (145, 68204), (170, 58174), (236, 41905), (289, 34220), (290, 34102), (295, 33524), (340, 29087), (493, 20060), (578, 17110), (580, 17051), (590, 16762), (986, 10030), (1003, 9860), (1156, 8555), (1180, 8381), (1445, 6844), (1711, 5780), (1972, 5015), (2006, 4930), (2465, 4012), (2890, 3422)]