27800170

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{4337}}^1$

素因数の和:4985

約数の個数: 16

約数和(自身を含む): 50129928

約数和(自身を除く): 22329758

約数列:

[1, 2, 5, 10, 641, 1282, 3205, 4337, 6410, 8674, 21685, 43370, 2780017, 5560034, 13900085, 27800170]

約数ペア:

[(1, 27800170), (2, 13900085), (5, 5560034), (10, 2780017), (641, 43370), (1282, 21685), (3205, 8674), (4337, 6410)]