2018776840

素因数分解:

$2^3\times 5^1\times {\mathrm{50469421}}^1$

素因数の和:50469432

約数の個数: 16

約数和(自身を含む): 4542247980

約数和(自身を除く): 2523471140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50469421, 100938842, 201877684, 252347105, 403755368, 504694210, 1009388420, 2018776840]

約数ペア:

[(1, 2018776840), (2, 1009388420), (4, 504694210), (5, 403755368), (8, 252347105), (10, 201877684), (20, 100938842), (40, 50469421)]