2180180

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1627}}^1$

素因数の和:1703

約数の個数: 24

約数和(自身を含む): 4649568

約数和(自身を除く): 2469388

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 1627, 3254, 6508, 8135, 16270, 32540, 109009, 218018, 436036, 545045, 1090090, 2180180]

約数ペア:

[(1, 2180180), (2, 1090090), (4, 545045), (5, 436036), (10, 218018), (20, 109009), (67, 32540), (134, 16270), (268, 8135), (335, 6508), (670, 3254), (1340, 1627)]