2019955240

素因数分解:

$2^3\times 5^1\times {\mathrm{50498881}}^1$

素因数の和:50498892

約数の個数: 16

約数和(自身を含む): 4544899380

約数和(自身を除く): 2524944140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50498881, 100997762, 201995524, 252494405, 403991048, 504988810, 1009977620, 2019955240]

約数ペア:

[(1, 2019955240), (2, 1009977620), (4, 504988810), (5, 403991048), (8, 252494405), (10, 201995524), (20, 100997762), (40, 50498881)]