11609680

素因数分解:

$2^4\times 5^1\times {\mathrm{145121}}^1$

素因数の和:145134

約数の個数: 20

約数和(自身を含む): 26992692

約数和(自身を除く): 15383012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 145121, 290242, 580484, 725605, 1160968, 1451210, 2321936, 2902420, 5804840, 11609680]

約数ペア:

[(1, 11609680), (2, 5804840), (4, 2902420), (5, 2321936), (8, 1451210), (10, 1160968), (16, 725605), (20, 580484), (40, 290242), (80, 145121)]