2080202878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{353}}^1$

素因数の和:617

約数の個数: 64

約数和(自身を含む): 3615897600

約数和(自身を除く): 1535694722

約数列:

[1, 2, 13, 19, 26, 38, 79, 151, 158, 247, 302, 353, 494, 706, 1027, 1501, 1963, 2054, 2869, 3002, 3926, 4589, 5738, 6707, 9178, 11929, 13414, 19513, 23858, 27887, 37297, 39026, 53303, 55774, 74594, 87191, 106606, 155077, 174382, 226651, 310154, 362531, 453302, 529853, 692939, 725062, 1012757, 1059706, 1385878, 2025514, 2946463, 4210937, 5892926, 6888089, 8421874, 13165841, 13776178, 26331682, 54742181, 80007803, 109484362, 160015606, 1040101439, 2080202878]

約数ペア:

[(1, 2080202878), (2, 1040101439), (13, 160015606), (19, 109484362), (26, 80007803), (38, 54742181), (79, 26331682), (151, 13776178), (158, 13165841), (247, 8421874), (302, 6888089), (353, 5892926), (494, 4210937), (706, 2946463), (1027, 2025514), (1501, 1385878), (1963, 1059706), (2054, 1012757), (2869, 725062), (3002, 692939), (3926, 529853), (4589, 453302), (5738, 362531), (6707, 310154), (9178, 226651), (11929, 174382), (13414, 155077), (19513, 106606), (23858, 87191), (27887, 74594), (37297, 55774), (39026, 53303)]