2560392

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 7104240

約数和(自身を除く): 4543848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 827, 1032, 1548, 1654, 2481, 3096, 3308, 4962, 6616, 7443, 9924, 14886, 19848, 29772, 35561, 59544, 71122, 106683, 142244, 213366, 284488, 320049, 426732, 640098, 853464, 1280196, 2560392]

約数ペア:

[(1, 2560392), (2, 1280196), (3, 853464), (4, 640098), (6, 426732), (8, 320049), (9, 284488), (12, 213366), (18, 142244), (24, 106683), (36, 71122), (43, 59544), (72, 35561), (86, 29772), (129, 19848), (172, 14886), (258, 9924), (344, 7443), (387, 6616), (516, 4962), (774, 3308), (827, 3096), (1032, 2481), (1548, 1654)]