2080496900

素因数分解:

$2^2\times 5^2\times {\mathrm{20804969}}^1$

素因数の和:20804983

約数の個数: 18

約数和(自身を含む): 4514678490

約数和(自身を除く): 2434181590

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20804969, 41609938, 83219876, 104024845, 208049690, 416099380, 520124225, 1040248450, 2080496900]

約数ペア:

[(1, 2080496900), (2, 1040248450), (4, 520124225), (5, 416099380), (10, 208049690), (20, 104024845), (25, 83219876), (50, 41609938), (100, 20804969)]