6816640

素因数分解:

$2^7\times 5^1\times {\mathrm{10651}}^1$

素因数の和:10670

約数の個数: 32

約数和(自身を含む): 16297560

約数和(自身を除く): 9480920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 10651, 21302, 42604, 53255, 85208, 106510, 170416, 213020, 340832, 426040, 681664, 852080, 1363328, 1704160, 3408320, 6816640]

約数ペア:

[(1, 6816640), (2, 3408320), (4, 1704160), (5, 1363328), (8, 852080), (10, 681664), (16, 426040), (20, 340832), (32, 213020), (40, 170416), (64, 106510), (80, 85208), (128, 53255), (160, 42604), (320, 21302), (640, 10651)]