204004880

素因数分解:

$2^4\times 5^1\times {\mathrm{617}}^1\times {\mathrm{4133}}^1$

素因数の和:4763

約数の個数: 40

約数和(自身を含む): 475195032

約数和(自身を除く): 271190152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 617, 1234, 2468, 3085, 4133, 4936, 6170, 8266, 9872, 12340, 16532, 20665, 24680, 33064, 41330, 49360, 66128, 82660, 165320, 330640, 2550061, 5100122, 10200244, 12750305, 20400488, 25500610, 40800976, 51001220, 102002440, 204004880]

約数ペア:

[(1, 204004880), (2, 102002440), (4, 51001220), (5, 40800976), (8, 25500610), (10, 20400488), (16, 12750305), (20, 10200244), (40, 5100122), (80, 2550061), (617, 330640), (1234, 165320), (2468, 82660), (3085, 66128), (4133, 49360), (4936, 41330), (6170, 33064), (8266, 24680), (9872, 20665), (12340, 16532)]