54221720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193649}}^1$

素因数の和:193667

約数の個数: 32

約数和(自身を含む): 139428000

約数和(自身を除く): 85206280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 193649, 387298, 774596, 968245, 1355543, 1549192, 1936490, 2711086, 3872980, 5422172, 6777715, 7745960, 10844344, 13555430, 27110860, 54221720]

約数ペア:

[(1, 54221720), (2, 27110860), (4, 13555430), (5, 10844344), (7, 7745960), (8, 6777715), (10, 5422172), (14, 3872980), (20, 2711086), (28, 1936490), (35, 1549192), (40, 1355543), (56, 968245), (70, 774596), (140, 387298), (280, 193649)]