18798080

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{1049}}^1$

素因数の和:1079

約数の個数: 80

約数和(自身を含む): 51559200

約数和(自身を除く): 32761120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1049, 1120, 1280, 1792, 2098, 2240, 2560, 3584, 4196, 4480, 5245, 7343, 8392, 8960, 10490, 14686, 16784, 17920, 20980, 29372, 33568, 36715, 41960, 58744, 67136, 73430, 83920, 117488, 134272, 146860, 167840, 234976, 268544, 293720, 335680, 469952, 537088, 587440, 671360, 939904, 1174880, 1342720, 1879808, 2349760, 2685440, 3759616, 4699520, 9399040, 18798080]

約数ペア:

[(1, 18798080), (2, 9399040), (4, 4699520), (5, 3759616), (7, 2685440), (8, 2349760), (10, 1879808), (14, 1342720), (16, 1174880), (20, 939904), (28, 671360), (32, 587440), (35, 537088), (40, 469952), (56, 335680), (64, 293720), (70, 268544), (80, 234976), (112, 167840), (128, 146860), (140, 134272), (160, 117488), (224, 83920), (256, 73430), (280, 67136), (320, 58744), (448, 41960), (512, 36715), (560, 33568), (640, 29372), (896, 20980), (1049, 17920), (1120, 16784), (1280, 14686), (1792, 10490), (2098, 8960), (2240, 8392), (2560, 7343), (3584, 5245), (4196, 4480)]