670428080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1197193}}^1$

素因数の和:1197213

約数の個数: 40

約数和(自身を含む): 1781424672

約数和(自身を除く): 1110996592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1197193, 2394386, 4788772, 5985965, 8380351, 9577544, 11971930, 16760702, 19155088, 23943860, 33521404, 41901755, 47887720, 67042808, 83803510, 95775440, 134085616, 167607020, 335214040, 670428080]

約数ペア:

[(1, 670428080), (2, 335214040), (4, 167607020), (5, 134085616), (7, 95775440), (8, 83803510), (10, 67042808), (14, 47887720), (16, 41901755), (20, 33521404), (28, 23943860), (35, 19155088), (40, 16760702), (56, 11971930), (70, 9577544), (80, 8380351), (112, 5985965), (140, 4788772), (280, 2394386), (560, 1197193)]