210103640

素因数分解:

$2^3\times 5^1\times {\mathrm{5252591}}^1$

素因数の和:5252602

約数の個数: 16

約数和(自身を含む): 472733280

約数和(自身を除く): 262629640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5252591, 10505182, 21010364, 26262955, 42020728, 52525910, 105051820, 210103640]

約数ペア:

[(1, 210103640), (2, 105051820), (4, 52525910), (5, 42020728), (8, 26262955), (10, 21010364), (20, 10505182), (40, 5252591)]