2077772020

素因数分解:

$2^2\times 5^1\times {\mathrm{7039}}^1\times {\mathrm{14759}}^1$

素因数の和:21807

約数の個数: 24

約数和(自身を含む): 4364236800

約数和(自身を除く): 2286464780

約数列:

[1, 2, 4, 5, 10, 20, 7039, 14078, 14759, 28156, 29518, 35195, 59036, 70390, 73795, 140780, 147590, 295180, 103888601, 207777202, 415554404, 519443005, 1038886010, 2077772020]

約数ペア:

[(1, 2077772020), (2, 1038886010), (4, 519443005), (5, 415554404), (10, 207777202), (20, 103888601), (7039, 295180), (14078, 147590), (14759, 140780), (28156, 73795), (29518, 70390), (35195, 59036)]