4027810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:115

約数の個数: 64

約数和(自身を含む): 8553600

約数和(自身を除く): 4525790

約数列:

[1, 2, 5, 10, 17, 19, 29, 34, 38, 43, 58, 85, 86, 95, 145, 170, 190, 215, 290, 323, 430, 493, 551, 646, 731, 817, 986, 1102, 1247, 1462, 1615, 1634, 2465, 2494, 2755, 3230, 3655, 4085, 4930, 5510, 6235, 7310, 8170, 9367, 12470, 13889, 18734, 21199, 23693, 27778, 42398, 46835, 47386, 69445, 93670, 105995, 118465, 138890, 211990, 236930, 402781, 805562, 2013905, 4027810]

約数ペア:

[(1, 4027810), (2, 2013905), (5, 805562), (10, 402781), (17, 236930), (19, 211990), (29, 138890), (34, 118465), (38, 105995), (43, 93670), (58, 69445), (85, 47386), (86, 46835), (95, 42398), (145, 27778), (170, 23693), (190, 21199), (215, 18734), (290, 13889), (323, 12470), (430, 9367), (493, 8170), (551, 7310), (646, 6235), (731, 5510), (817, 4930), (986, 4085), (1102, 3655), (1247, 3230), (1462, 2755), (1615, 2494), (1634, 2465)]