6810280

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1913}}^1$

素因数の和:2013

約数の個数: 32

約数和(自身を含む): 15503400

約数和(自身を除く): 8693120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 1913, 3560, 3826, 7652, 9565, 15304, 19130, 38260, 76520, 170257, 340514, 681028, 851285, 1362056, 1702570, 3405140, 6810280]

約数ペア:

[(1, 6810280), (2, 3405140), (4, 1702570), (5, 1362056), (8, 851285), (10, 681028), (20, 340514), (40, 170257), (89, 76520), (178, 38260), (356, 19130), (445, 15304), (712, 9565), (890, 7652), (1780, 3826), (1913, 3560)]