11680640

素因数分解:

$2^7\times 5^1\times {\mathrm{18251}}^1$

素因数の和:18270

約数の個数: 32

約数和(自身を含む): 27925560

約数和(自身を除く): 16244920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 18251, 36502, 73004, 91255, 146008, 182510, 292016, 365020, 584032, 730040, 1168064, 1460080, 2336128, 2920160, 5840320, 11680640]

約数ペア:

[(1, 11680640), (2, 5840320), (4, 2920160), (5, 2336128), (8, 1460080), (10, 1168064), (16, 730040), (20, 584032), (32, 365020), (40, 292016), (64, 182510), (80, 146008), (128, 91255), (160, 73004), (320, 36502), (640, 18251)]