2845565560

素因数分解:

$2^3\times 5^1\times {\mathrm{71139139}}^1$

素因数の和:71139150

約数の個数: 16

約数和(自身を含む): 6402522600

約数和(自身を除く): 3556957040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71139139, 142278278, 284556556, 355695695, 569113112, 711391390, 1422782780, 2845565560]

約数ペア:

[(1, 2845565560), (2, 1422782780), (4, 711391390), (5, 569113112), (8, 355695695), (10, 284556556), (20, 142278278), (40, 71139139)]