23708740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 55837656

約数和(自身を除く): 32128916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 101, 110, 121, 194, 202, 220, 242, 388, 404, 484, 485, 505, 605, 970, 1010, 1067, 1111, 1210, 1940, 2020, 2134, 2222, 2420, 4268, 4444, 5335, 5555, 9797, 10670, 11110, 11737, 12221, 19594, 21340, 22220, 23474, 24442, 39188, 46948, 48884, 48985, 58685, 61105, 97970, 107767, 117370, 122210, 195940, 215534, 234740, 244420, 431068, 538835, 1077670, 1185437, 2155340, 2370874, 4741748, 5927185, 11854370, 23708740]

約数ペア:

[(1, 23708740), (2, 11854370), (4, 5927185), (5, 4741748), (10, 2370874), (11, 2155340), (20, 1185437), (22, 1077670), (44, 538835), (55, 431068), (97, 244420), (101, 234740), (110, 215534), (121, 195940), (194, 122210), (202, 117370), (220, 107767), (242, 97970), (388, 61105), (404, 58685), (484, 48985), (485, 48884), (505, 46948), (605, 39188), (970, 24442), (1010, 23474), (1067, 22220), (1111, 21340), (1210, 19594), (1940, 12221), (2020, 11737), (2134, 11110), (2222, 10670), (2420, 9797), (4268, 5555), (4444, 5335)]