27271580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1487}}^1$

素因数の和:1634

約数の個数: 48

約数和(自身を含む): 65995776

約数和(自身を除く): 38724196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1487, 1834, 2620, 2974, 3668, 4585, 5948, 7435, 9170, 10409, 14870, 18340, 20818, 29740, 41636, 52045, 104090, 194797, 208180, 389594, 779188, 973985, 1363579, 1947970, 2727158, 3895940, 5454316, 6817895, 13635790, 27271580]

約数ペア:

[(1, 27271580), (2, 13635790), (4, 6817895), (5, 5454316), (7, 3895940), (10, 2727158), (14, 1947970), (20, 1363579), (28, 973985), (35, 779188), (70, 389594), (131, 208180), (140, 194797), (262, 104090), (524, 52045), (655, 41636), (917, 29740), (1310, 20818), (1487, 18340), (1834, 14870), (2620, 10409), (2974, 9170), (3668, 7435), (4585, 5948)]