200807870

素因数分解:

$2^1\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{19477}}^1$

素因数の和:20515

約数の個数: 16

約数和(自身を含む): 361823328

約数和(自身を除く): 161015458

約数列:

[1, 2, 5, 10, 1031, 2062, 5155, 10310, 19477, 38954, 97385, 194770, 20080787, 40161574, 100403935, 200807870]

約数ペア:

[(1, 200807870), (2, 100403935), (5, 40161574), (10, 20080787), (1031, 194770), (2062, 97385), (5155, 38954), (10310, 19477)]