290672060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2076229}}^1$

素因数の和:2076245

約数の個数: 24

約数和(自身を含む): 697613280

約数和(自身を除く): 406941220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2076229, 4152458, 8304916, 10381145, 14533603, 20762290, 29067206, 41524580, 58134412, 72668015, 145336030, 290672060]

約数ペア:

[(1, 290672060), (2, 145336030), (4, 72668015), (5, 58134412), (7, 41524580), (10, 29067206), (14, 20762290), (20, 14533603), (28, 10381145), (35, 8304916), (70, 4152458), (140, 2076229)]