168198740

素因数分解:

$2^2\times 5^1\times {\mathrm{2371}}^1\times {\mathrm{3547}}^1$

素因数の和:5927

約数の個数: 24

約数和(自身を含む): 353465952

約数和(自身を除く): 185267212

約数列:

[1, 2, 4, 5, 10, 20, 2371, 3547, 4742, 7094, 9484, 11855, 14188, 17735, 23710, 35470, 47420, 70940, 8409937, 16819874, 33639748, 42049685, 84099370, 168198740]

約数ペア:

[(1, 168198740), (2, 84099370), (4, 42049685), (5, 33639748), (10, 16819874), (20, 8409937), (2371, 70940), (3547, 47420), (4742, 35470), (7094, 23710), (9484, 17735), (11855, 14188)]