8884420

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3391}}^1$

素因数の和:3531

約数の個数: 24

約数和(自身を含む): 18805248

約数和(自身を除く): 9920828

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 3391, 6782, 13564, 16955, 33910, 67820, 444221, 888442, 1776884, 2221105, 4442210, 8884420]

約数ペア:

[(1, 8884420), (2, 4442210), (4, 2221105), (5, 1776884), (10, 888442), (20, 444221), (131, 67820), (262, 33910), (524, 16955), (655, 13564), (1310, 6782), (2620, 3391)]