8486390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{431}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 16796160

約数和(自身を除く): 8309770

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 179, 358, 431, 862, 895, 1790, 1969, 2155, 3938, 4310, 4741, 9482, 9845, 19690, 23705, 47410, 77149, 154298, 385745, 771490, 848639, 1697278, 4243195, 8486390]

約数ペア:

[(1, 8486390), (2, 4243195), (5, 1697278), (10, 848639), (11, 771490), (22, 385745), (55, 154298), (110, 77149), (179, 47410), (358, 23705), (431, 19690), (862, 9845), (895, 9482), (1790, 4741), (1969, 4310), (2155, 3938)]