40490208

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{12781}}^1$

素因数の和:12808

約数の個数: 72

約数和(自身を含む): 125621496

約数和(自身を除く): 85131288

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 12781, 25562, 38343, 51124, 76686, 102248, 115029, 140591, 153372, 204496, 230058, 281182, 306744, 408992, 421773, 460116, 562364, 613488, 843546, 920232, 1124728, 1226976, 1265319, 1687092, 1840464, 2249456, 2530638, 3374184, 3680928, 4498912, 5061276, 6748368, 10122552, 13496736, 20245104, 40490208]

約数ペア:

[(1, 40490208), (2, 20245104), (3, 13496736), (4, 10122552), (6, 6748368), (8, 5061276), (9, 4498912), (11, 3680928), (12, 3374184), (16, 2530638), (18, 2249456), (22, 1840464), (24, 1687092), (32, 1265319), (33, 1226976), (36, 1124728), (44, 920232), (48, 843546), (66, 613488), (72, 562364), (88, 460116), (96, 421773), (99, 408992), (132, 306744), (144, 281182), (176, 230058), (198, 204496), (264, 153372), (288, 140591), (352, 115029), (396, 102248), (528, 76686), (792, 51124), (1056, 38343), (1584, 25562), (3168, 12781)]