1886720

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1$

素因数の和:101

約数の個数: 80

約数和(自身を含む): 5008608

約数和(自身を除く): 3121888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 67, 80, 88, 110, 128, 134, 160, 176, 220, 256, 268, 320, 335, 352, 440, 512, 536, 640, 670, 704, 737, 880, 1072, 1280, 1340, 1408, 1474, 1760, 2144, 2560, 2680, 2816, 2948, 3520, 3685, 4288, 5360, 5632, 5896, 7040, 7370, 8576, 10720, 11792, 14080, 14740, 17152, 21440, 23584, 28160, 29480, 34304, 42880, 47168, 58960, 85760, 94336, 117920, 171520, 188672, 235840, 377344, 471680, 943360, 1886720]

約数ペア:

[(1, 1886720), (2, 943360), (4, 471680), (5, 377344), (8, 235840), (10, 188672), (11, 171520), (16, 117920), (20, 94336), (22, 85760), (32, 58960), (40, 47168), (44, 42880), (55, 34304), (64, 29480), (67, 28160), (80, 23584), (88, 21440), (110, 17152), (128, 14740), (134, 14080), (160, 11792), (176, 10720), (220, 8576), (256, 7370), (268, 7040), (320, 5896), (335, 5632), (352, 5360), (440, 4288), (512, 3685), (536, 3520), (640, 2948), (670, 2816), (704, 2680), (737, 2560), (880, 2144), (1072, 1760), (1280, 1474), (1340, 1408)]