253806740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{4787}}^1$

素因数の和:5048

約数の個数: 48

約数和(自身を含む): 583982784

約数和(自身を除く): 330176044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 241, 482, 964, 1205, 2410, 2651, 4787, 4820, 5302, 9574, 10604, 13255, 19148, 23935, 26510, 47870, 52657, 53020, 95740, 105314, 210628, 263285, 526570, 1053140, 1153667, 2307334, 4614668, 5768335, 11536670, 12690337, 23073340, 25380674, 50761348, 63451685, 126903370, 253806740]

約数ペア:

[(1, 253806740), (2, 126903370), (4, 63451685), (5, 50761348), (10, 25380674), (11, 23073340), (20, 12690337), (22, 11536670), (44, 5768335), (55, 4614668), (110, 2307334), (220, 1153667), (241, 1053140), (482, 526570), (964, 263285), (1205, 210628), (2410, 105314), (2651, 95740), (4787, 53020), (4820, 52657), (5302, 47870), (9574, 26510), (10604, 23935), (13255, 19148)]