16805440

素因数分解:

$2^6\times 5^1\times {\mathrm{52517}}^1$

素因数の和:52534

約数の個数: 28

約数和(自身を含む): 40018716

約数和(自身を除く): 23213276

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 52517, 105034, 210068, 262585, 420136, 525170, 840272, 1050340, 1680544, 2100680, 3361088, 4201360, 8402720, 16805440]

約数ペア:

[(1, 16805440), (2, 8402720), (4, 4201360), (5, 3361088), (8, 2100680), (10, 1680544), (16, 1050340), (20, 840272), (32, 525170), (40, 420136), (64, 262585), (80, 210068), (160, 105034), (320, 52517)]