7485520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13367}}^1$

素因数の和:13387

約数の個数: 40

約数和(自身を含む): 19891584

約数和(自身を除く): 12406064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 13367, 26734, 53468, 66835, 93569, 106936, 133670, 187138, 213872, 267340, 374276, 467845, 534680, 748552, 935690, 1069360, 1497104, 1871380, 3742760, 7485520]

約数ペア:

[(1, 7485520), (2, 3742760), (4, 1871380), (5, 1497104), (7, 1069360), (8, 935690), (10, 748552), (14, 534680), (16, 467845), (20, 374276), (28, 267340), (35, 213872), (40, 187138), (56, 133670), (70, 106936), (80, 93569), (112, 66835), (140, 53468), (280, 26734), (560, 13367)]