8542720

素因数分解:

$2^9\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 80

約数和(自身を含む): 21212928

約数和(自身を除く): 12670208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 71, 80, 94, 128, 142, 160, 188, 235, 256, 284, 320, 355, 376, 470, 512, 568, 640, 710, 752, 940, 1136, 1280, 1420, 1504, 1880, 2272, 2560, 2840, 3008, 3337, 3760, 4544, 5680, 6016, 6674, 7520, 9088, 11360, 12032, 13348, 15040, 16685, 18176, 22720, 24064, 26696, 30080, 33370, 36352, 45440, 53392, 60160, 66740, 90880, 106784, 120320, 133480, 181760, 213568, 266960, 427136, 533920, 854272, 1067840, 1708544, 2135680, 4271360, 8542720]

約数ペア:

[(1, 8542720), (2, 4271360), (4, 2135680), (5, 1708544), (8, 1067840), (10, 854272), (16, 533920), (20, 427136), (32, 266960), (40, 213568), (47, 181760), (64, 133480), (71, 120320), (80, 106784), (94, 90880), (128, 66740), (142, 60160), (160, 53392), (188, 45440), (235, 36352), (256, 33370), (284, 30080), (320, 26696), (355, 24064), (376, 22720), (470, 18176), (512, 16685), (568, 15040), (640, 13348), (710, 12032), (752, 11360), (940, 9088), (1136, 7520), (1280, 6674), (1420, 6016), (1504, 5680), (1880, 4544), (2272, 3760), (2560, 3337), (2840, 3008)]