1457260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1487}}^1$

素因数の和:1510

約数の個数: 36

約数和(自身を含む): 3562272

約数和(自身を除く): 2105012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1487, 2974, 5948, 7435, 10409, 14870, 20818, 29740, 41636, 52045, 72863, 104090, 145726, 208180, 291452, 364315, 728630, 1457260]

約数ペア:

[(1, 1457260), (2, 728630), (4, 364315), (5, 291452), (7, 208180), (10, 145726), (14, 104090), (20, 72863), (28, 52045), (35, 41636), (49, 29740), (70, 20818), (98, 14870), (140, 10409), (196, 7435), (245, 5948), (490, 2974), (980, 1487)]