7216220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32801}}^1$

素因数の和:32821

約数の個数: 24

約数和(自身を含む): 16532208

約数和(自身を除く): 9315988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 32801, 65602, 131204, 164005, 328010, 360811, 656020, 721622, 1443244, 1804055, 3608110, 7216220]

約数ペア:

[(1, 7216220), (2, 3608110), (4, 1804055), (5, 1443244), (10, 721622), (11, 656020), (20, 360811), (22, 328010), (44, 164005), (55, 131204), (110, 65602), (220, 32801)]