2582140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{97}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 6025824

約数和(自身を除く): 3443684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 121, 194, 220, 242, 388, 484, 485, 605, 970, 1067, 1210, 1331, 1940, 2134, 2420, 2662, 4268, 5324, 5335, 6655, 10670, 11737, 13310, 21340, 23474, 26620, 46948, 58685, 117370, 129107, 234740, 258214, 516428, 645535, 1291070, 2582140]

約数ペア:

[(1, 2582140), (2, 1291070), (4, 645535), (5, 516428), (10, 258214), (11, 234740), (20, 129107), (22, 117370), (44, 58685), (55, 46948), (97, 26620), (110, 23474), (121, 21340), (194, 13310), (220, 11737), (242, 10670), (388, 6655), (484, 5335), (485, 5324), (605, 4268), (970, 2662), (1067, 2420), (1210, 2134), (1331, 1940)]