1520608988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{281803}}^1$

素因数の和:281897

約数の個数: 24

約数和(自身を含む): 2840584320

約数和(自身を除く): 1319975332

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 5396, 281803, 563606, 1127212, 5354257, 10708514, 20008013, 21417028, 40016026, 80032052, 380152247, 760304494, 1520608988]

約数ペア:

[(1, 1520608988), (2, 760304494), (4, 380152247), (19, 80032052), (38, 40016026), (71, 21417028), (76, 20008013), (142, 10708514), (284, 5354257), (1349, 1127212), (2698, 563606), (5396, 281803)]