1561014290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{17761}}^1$

素因数の和:17843

約数の個数: 64

約数和(自身を含む): 3314815488

約数和(自身を除く): 1753801198

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 47, 55, 85, 94, 110, 170, 187, 235, 374, 470, 517, 799, 935, 1034, 1598, 1870, 2585, 3995, 5170, 7990, 8789, 17578, 17761, 35522, 43945, 87890, 88805, 177610, 195371, 301937, 390742, 603874, 834767, 976855, 1509685, 1669534, 1953710, 3019370, 3321307, 4173835, 6642614, 8347670, 9182437, 14191039, 16606535, 18364874, 28382078, 33213070, 45912185, 70955195, 91824370, 141910390, 156101429, 312202858, 780507145, 1561014290]

約数ペア:

[(1, 1561014290), (2, 780507145), (5, 312202858), (10, 156101429), (11, 141910390), (17, 91824370), (22, 70955195), (34, 45912185), (47, 33213070), (55, 28382078), (85, 18364874), (94, 16606535), (110, 14191039), (170, 9182437), (187, 8347670), (235, 6642614), (374, 4173835), (470, 3321307), (517, 3019370), (799, 1953710), (935, 1669534), (1034, 1509685), (1598, 976855), (1870, 834767), (2585, 603874), (3995, 390742), (5170, 301937), (7990, 195371), (8789, 177610), (17578, 88805), (17761, 87890), (35522, 43945)]