25587940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{947}}^1$

素因数の和:1156

約数の個数: 48

約数和(自身を含む): 61794432

約数和(自身を除く): 36206492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193, 386, 772, 947, 965, 1351, 1894, 1930, 2702, 3788, 3860, 4735, 5404, 6629, 6755, 9470, 13258, 13510, 18940, 26516, 27020, 33145, 66290, 132580, 182771, 365542, 731084, 913855, 1279397, 1827710, 2558794, 3655420, 5117588, 6396985, 12793970, 25587940]

約数ペア:

[(1, 25587940), (2, 12793970), (4, 6396985), (5, 5117588), (7, 3655420), (10, 2558794), (14, 1827710), (20, 1279397), (28, 913855), (35, 731084), (70, 365542), (140, 182771), (193, 132580), (386, 66290), (772, 33145), (947, 27020), (965, 26516), (1351, 18940), (1894, 13510), (1930, 13258), (2702, 9470), (3788, 6755), (3860, 6629), (4735, 5404)]