6336640

素因数分解:

$2^7\times 5^1\times {\mathrm{9901}}^1$

素因数の和:9920

約数の個数: 32

約数和(自身を含む): 15150060

約数和(自身を除く): 8813420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 9901, 19802, 39604, 49505, 79208, 99010, 158416, 198020, 316832, 396040, 633664, 792080, 1267328, 1584160, 3168320, 6336640]

約数ペア:

[(1, 6336640), (2, 3168320), (4, 1584160), (5, 1267328), (8, 792080), (10, 633664), (16, 396040), (20, 316832), (32, 198020), (40, 158416), (64, 99010), (80, 79208), (128, 49505), (160, 39604), (320, 19802), (640, 9901)]