2518990

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2311}}^1$

素因数の和:2427

約数の個数: 16

約数和(自身を含む): 4577760

約数和(自身を除く): 2058770

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 2311, 4622, 11555, 23110, 251899, 503798, 1259495, 2518990]

約数ペア:

[(1, 2518990), (2, 1259495), (5, 503798), (10, 251899), (109, 23110), (218, 11555), (545, 4622), (1090, 2311)]