1680020426

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1348331}}^1$

素因数の和:1348429

約数の個数: 16

約数和(自身を含む): 2912397120

約数和(自身を除く): 1232376694

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 1348331, 2696662, 9438317, 18876634, 120001459, 240002918, 840010213, 1680020426]

約数ペア:

[(1, 1680020426), (2, 840010213), (7, 240002918), (14, 120001459), (89, 18876634), (178, 9438317), (623, 2696662), (1246, 1348331)]