40643405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{5641}}^1$

素因数の和:5788

約数の個数: 16

約数和(自身を含む): 53621568

約数和(自身を除く): 12978163

約数列:

[1, 5, 11, 55, 131, 655, 1441, 5641, 7205, 28205, 62051, 310255, 738971, 3694855, 8128681, 40643405]

約数ペア:

[(1, 40643405), (5, 8128681), (11, 3694855), (55, 738971), (131, 310255), (655, 62051), (1441, 28205), (5641, 7205)]