1680854

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 32

約数和(自身を含む): 3110400

約数和(自身を除く): 1429546

約数列:

[1, 2, 7, 14, 19, 38, 71, 89, 133, 142, 178, 266, 497, 623, 994, 1246, 1349, 1691, 2698, 3382, 6319, 9443, 11837, 12638, 18886, 23674, 44233, 88466, 120061, 240122, 840427, 1680854]

約数ペア:

[(1, 1680854), (2, 840427), (7, 240122), (14, 120061), (19, 88466), (38, 44233), (71, 23674), (89, 18886), (133, 12638), (142, 11837), (178, 9443), (266, 6319), (497, 3382), (623, 2698), (994, 1691), (1246, 1349)]