260746.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 139043520

約数和(自身を除く): 84307960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 121, 172, 215, 220, 242, 263, 344, 430, 440, 473, 484, 526, 605, 860, 946, 968, 1052, 1210, 1315, 1720, 1892, 2104, 2365, 2420, 2630, 2893, 3784, 4730, 4840, 5203, 5260, 5786, 9460, 10406, 10520, 11309, 11572, 14465, 18920, 20812, 22618, 23144, 26015, 28930, 31823, 41624, 45236, 52030, 56545, 57860, 63646, 90472, 104060, 113090, 115720, 124399, 127292, 159115, 208120, 226180, 248798, 254584, 318230, 452360, 497596, 621995, 636460, 995192, 1243990, 1272920, 1368389, 2487980, 2736778, 4975960, 5473556, 6841945, 10947112, 13683890, 27367780, 54735560]

約数ペア:

[(1, 54735560), (2, 27367780), (4, 13683890), (5, 10947112), (8, 6841945), (10, 5473556), (11, 4975960), (20, 2736778), (22, 2487980), (40, 1368389), (43, 1272920), (44, 1243990), (55, 995192), (86, 636460), (88, 621995), (110, 497596), (121, 452360), (172, 318230), (215, 254584), (220, 248798), (242, 226180), (263, 208120), (344, 159115), (430, 127292), (440, 124399), (473, 115720), (484, 113090), (526, 104060), (605, 90472), (860, 63646), (946, 57860), (968, 56545), (1052, 52030), (1210, 45236), (1315, 41624), (1720, 31823), (1892, 28930), (2104, 26015), (2365, 23144), (2420, 22618), (2630, 20812), (2893, 18920), (3784, 14465), (4730, 11572), (4840, 11309), (5203, 10520), (5260, 10406), (5786, 9460)]