538471120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{2539}}^1$

素因数の和:2804

約数の個数: 80

約数和(自身を含む): 1371965760

約数和(自身を除く): 833494640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 241, 440, 482, 880, 964, 1205, 1928, 2410, 2539, 2651, 3856, 4820, 5078, 5302, 9640, 10156, 10604, 12695, 13255, 19280, 20312, 21208, 25390, 26510, 27929, 40624, 42416, 50780, 53020, 55858, 101560, 106040, 111716, 139645, 203120, 212080, 223432, 279290, 446864, 558580, 611899, 1117160, 1223798, 2234320, 2447596, 3059495, 4895192, 6118990, 6730889, 9790384, 12237980, 13461778, 24475960, 26923556, 33654445, 48951920, 53847112, 67308890, 107694224, 134617780, 269235560, 538471120]

約数ペア:

[(1, 538471120), (2, 269235560), (4, 134617780), (5, 107694224), (8, 67308890), (10, 53847112), (11, 48951920), (16, 33654445), (20, 26923556), (22, 24475960), (40, 13461778), (44, 12237980), (55, 9790384), (80, 6730889), (88, 6118990), (110, 4895192), (176, 3059495), (220, 2447596), (241, 2234320), (440, 1223798), (482, 1117160), (880, 611899), (964, 558580), (1205, 446864), (1928, 279290), (2410, 223432), (2539, 212080), (2651, 203120), (3856, 139645), (4820, 111716), (5078, 106040), (5302, 101560), (9640, 55858), (10156, 53020), (10604, 50780), (12695, 42416), (13255, 40624), (19280, 27929), (20312, 26510), (21208, 25390)]