201996580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{439123}}^1$

素因数の和:439155

約数の個数: 24

約数和(自身を含む): 442636992

約数和(自身を除く): 240640412

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 439123, 878246, 1756492, 2195615, 4391230, 8782460, 10099829, 20199658, 40399316, 50499145, 100998290, 201996580]

約数ペア:

[(1, 201996580), (2, 100998290), (4, 50499145), (5, 40399316), (10, 20199658), (20, 10099829), (23, 8782460), (46, 4391230), (92, 2195615), (115, 1756492), (230, 878246), (460, 439123)]