8404480

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{67}}^1$

素因数の和:104

約数の個数: 120

約数和(自身を含む): 23790888

約数和(自身を除く): 15386408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 67, 70, 80, 98, 112, 128, 134, 140, 160, 196, 224, 245, 256, 268, 280, 320, 335, 392, 448, 469, 490, 512, 536, 560, 640, 670, 784, 896, 938, 980, 1072, 1120, 1280, 1340, 1568, 1792, 1876, 1960, 2144, 2240, 2345, 2560, 2680, 3136, 3283, 3584, 3752, 3920, 4288, 4480, 4690, 5360, 6272, 6566, 7504, 7840, 8576, 8960, 9380, 10720, 12544, 13132, 15008, 15680, 16415, 17152, 17920, 18760, 21440, 25088, 26264, 30016, 31360, 32830, 34304, 37520, 42880, 52528, 60032, 62720, 65660, 75040, 85760, 105056, 120064, 125440, 131320, 150080, 171520, 210112, 240128, 262640, 300160, 420224, 525280, 600320, 840448, 1050560, 1200640, 1680896, 2101120, 4202240, 8404480]

約数ペア:

[(1, 8404480), (2, 4202240), (4, 2101120), (5, 1680896), (7, 1200640), (8, 1050560), (10, 840448), (14, 600320), (16, 525280), (20, 420224), (28, 300160), (32, 262640), (35, 240128), (40, 210112), (49, 171520), (56, 150080), (64, 131320), (67, 125440), (70, 120064), (80, 105056), (98, 85760), (112, 75040), (128, 65660), (134, 62720), (140, 60032), (160, 52528), (196, 42880), (224, 37520), (245, 34304), (256, 32830), (268, 31360), (280, 30016), (320, 26264), (335, 25088), (392, 21440), (448, 18760), (469, 17920), (490, 17152), (512, 16415), (536, 15680), (560, 15008), (640, 13132), (670, 12544), (784, 10720), (896, 9380), (938, 8960), (980, 8576), (1072, 7840), (1120, 7504), (1280, 6566), (1340, 6272), (1568, 5360), (1792, 4690), (1876, 4480), (1960, 4288), (2144, 3920), (2240, 3752), (2345, 3584), (2560, 3283), (2680, 3136)]