1520302556

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{20003981}}^1$

素因数の和:20004004

約数の個数: 12

約数和(自身を含む): 2800557480

約数和(自身を除く): 1280254924

約数列:

[1, 2, 4, 19, 38, 76, 20003981, 40007962, 80015924, 380075639, 760151278, 1520302556]

約数ペア:

[(1, 1520302556), (2, 760151278), (4, 380075639), (19, 80015924), (38, 40007962), (76, 20003981)]