3405140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1913}}^1$

素因数の和:2011

約数の個数: 24

約数和(自身を含む): 7234920

約数和(自身を除く): 3829780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 1913, 3826, 7652, 9565, 19130, 38260, 170257, 340514, 681028, 851285, 1702570, 3405140]

約数ペア:

[(1, 3405140), (2, 1702570), (4, 851285), (5, 681028), (10, 340514), (20, 170257), (89, 38260), (178, 19130), (356, 9565), (445, 7652), (890, 3826), (1780, 1913)]