22272920

素因数分解:

$2^3\times 5^1\times {\mathrm{556823}}^1$

素因数の和:556834

約数の個数: 16

約数和(自身を含む): 50114160

約数和(自身を除く): 27841240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 556823, 1113646, 2227292, 2784115, 4454584, 5568230, 11136460, 22272920]

約数ペア:

[(1, 22272920), (2, 11136460), (4, 5568230), (5, 4454584), (8, 2784115), (10, 2227292), (20, 1113646), (40, 556823)]