1323841280

素因数分解:

$2^8\times 5^1\times {\mathrm{1034251}}^1$

素因数の和:1034272

約数の個数: 36

約数和(自身を含む): 3171016632

約数和(自身を除く): 1847175352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1034251, 2068502, 4137004, 5171255, 8274008, 10342510, 16548016, 20685020, 33096032, 41370040, 66192064, 82740080, 132384128, 165480160, 264768256, 330960320, 661920640, 1323841280]

約数ペア:

[(1, 1323841280), (2, 661920640), (4, 330960320), (5, 264768256), (8, 165480160), (10, 132384128), (16, 82740080), (20, 66192064), (32, 41370040), (40, 33096032), (64, 20685020), (80, 16548016), (128, 10342510), (160, 8274008), (256, 5171255), (320, 4137004), (640, 2068502), (1280, 1034251)]