200587990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{489239}}^1$

素因数の和:489287

約数の個数: 16

約数和(自身を含む): 369865440

約数和(自身を除く): 169277450

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 489239, 978478, 2446195, 4892390, 20058799, 40117598, 100293995, 200587990]

約数ペア:

[(1, 200587990), (2, 100293995), (5, 40117598), (10, 20058799), (41, 4892390), (82, 2446195), (205, 978478), (410, 489239)]