27893740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{28463}}^1$

素因数の和:28486

約数の個数: 36

約数和(自身を含む): 68142816

約数和(自身を除く): 40249076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 28463, 56926, 113852, 142315, 199241, 284630, 398482, 569260, 796964, 996205, 1394687, 1992410, 2789374, 3984820, 5578748, 6973435, 13946870, 27893740]

約数ペア:

[(1, 27893740), (2, 13946870), (4, 6973435), (5, 5578748), (7, 3984820), (10, 2789374), (14, 1992410), (20, 1394687), (28, 996205), (35, 796964), (49, 569260), (70, 398482), (98, 284630), (140, 199241), (196, 142315), (245, 113852), (490, 56926), (980, 28463)]