27887540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{26309}}^1$

素因数の和:26371

約数の個数: 24

約数和(自身を含む): 59671080

約数和(自身を除く): 31783540

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 26309, 52618, 105236, 131545, 263090, 526180, 1394377, 2788754, 5577508, 6971885, 13943770, 27887540]

約数ペア:

[(1, 27887540), (2, 13943770), (4, 6971885), (5, 5577508), (10, 2788754), (20, 1394377), (53, 526180), (106, 263090), (212, 131545), (265, 105236), (530, 52618), (1060, 26309)]