13368740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8681}}^1$

素因数の和:8708

約数の個数: 48

約数和(自身を含む): 35005824

約数和(自身を除く): 21637084

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 8681, 17362, 34724, 43405, 60767, 86810, 95491, 121534, 173620, 190982, 243068, 303835, 381964, 477455, 607670, 668437, 954910, 1215340, 1336874, 1909820, 2673748, 3342185, 6684370, 13368740]

約数ペア:

[(1, 13368740), (2, 6684370), (4, 3342185), (5, 2673748), (7, 1909820), (10, 1336874), (11, 1215340), (14, 954910), (20, 668437), (22, 607670), (28, 477455), (35, 381964), (44, 303835), (55, 243068), (70, 190982), (77, 173620), (110, 121534), (140, 95491), (154, 86810), (220, 60767), (308, 43405), (385, 34724), (770, 17362), (1540, 8681)]