16812740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{120091}}^1$

素因数の和:120107

約数の個数: 24

約数和(自身を含む): 40350912

約数和(自身を除く): 23538172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 120091, 240182, 480364, 600455, 840637, 1200910, 1681274, 2401820, 3362548, 4203185, 8406370, 16812740]

約数ペア:

[(1, 16812740), (2, 8406370), (4, 4203185), (5, 3362548), (7, 2401820), (10, 1681274), (14, 1200910), (20, 840637), (28, 600455), (35, 480364), (70, 240182), (140, 120091)]