31193260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2297}}^1$

素因数の和:2410

約数の個数: 48

約数和(自身を含む): 75668544

約数和(自身を除く): 44475284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2297, 2716, 3395, 4594, 6790, 9188, 11485, 13580, 16079, 22970, 32158, 45940, 64316, 80395, 160790, 222809, 321580, 445618, 891236, 1114045, 1559663, 2228090, 3119326, 4456180, 6238652, 7798315, 15596630, 31193260]

約数ペア:

[(1, 31193260), (2, 15596630), (4, 7798315), (5, 6238652), (7, 4456180), (10, 3119326), (14, 2228090), (20, 1559663), (28, 1114045), (35, 891236), (70, 445618), (97, 321580), (140, 222809), (194, 160790), (388, 80395), (485, 64316), (679, 45940), (970, 32158), (1358, 22970), (1940, 16079), (2297, 13580), (2716, 11485), (3395, 9188), (4594, 6790)]