2766804920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{9719}}^1$

素因数の和:10388

約数の個数: 64

約数和(自身を含む): 6802444800

約数和(自身を除く): 4035639880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 647, 1294, 2588, 3235, 5176, 6470, 7117, 9719, 12940, 14234, 19438, 25880, 28468, 35585, 38876, 48595, 56936, 71170, 77752, 97190, 106909, 142340, 194380, 213818, 284680, 388760, 427636, 534545, 855272, 1069090, 2138180, 4276360, 6288193, 12576386, 25152772, 31440965, 50305544, 62881930, 69170123, 125763860, 138340246, 251527720, 276680492, 345850615, 553360984, 691701230, 1383402460, 2766804920]

約数ペア:

[(1, 2766804920), (2, 1383402460), (4, 691701230), (5, 553360984), (8, 345850615), (10, 276680492), (11, 251527720), (20, 138340246), (22, 125763860), (40, 69170123), (44, 62881930), (55, 50305544), (88, 31440965), (110, 25152772), (220, 12576386), (440, 6288193), (647, 4276360), (1294, 2138180), (2588, 1069090), (3235, 855272), (5176, 534545), (6470, 427636), (7117, 388760), (9719, 284680), (12940, 213818), (14234, 194380), (19438, 142340), (25880, 106909), (28468, 97190), (35585, 77752), (38876, 71170), (48595, 56936)]