294850840

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{11393}}^1$

素因数の和:12051

約数の個数: 32

約数和(自身を含む): 664498080

約数和(自身を除く): 369647240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 2588, 3235, 5176, 6470, 11393, 12940, 22786, 25880, 45572, 56965, 91144, 113930, 227860, 455720, 7371271, 14742542, 29485084, 36856355, 58970168, 73712710, 147425420, 294850840]

約数ペア:

[(1, 294850840), (2, 147425420), (4, 73712710), (5, 58970168), (8, 36856355), (10, 29485084), (20, 14742542), (40, 7371271), (647, 455720), (1294, 227860), (2588, 113930), (3235, 91144), (5176, 56965), (6470, 45572), (11393, 25880), (12940, 22786)]