9881920

素因数分解:

$2^6\times 5^1\times {\mathrm{30881}}^1$

素因数の和:30898

約数の個数: 28

約数和(自身を含む): 23532084

約数和(自身を除く): 13650164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 30881, 61762, 123524, 154405, 247048, 308810, 494096, 617620, 988192, 1235240, 1976384, 2470480, 4940960, 9881920]

約数ペア:

[(1, 9881920), (2, 4940960), (4, 2470480), (5, 1976384), (8, 1235240), (10, 988192), (16, 617620), (20, 494096), (32, 308810), (40, 247048), (64, 154405), (80, 123524), (160, 61762), (320, 30881)]