861088

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:460

約数の個数: 24

約数和(自身を含む): 1723680

約数和(自身を除く): 862592

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 379, 568, 758, 1136, 1516, 2272, 3032, 6064, 12128, 26909, 53818, 107636, 215272, 430544, 861088]

約数ペア:

[(1, 861088), (2, 430544), (4, 215272), (8, 107636), (16, 53818), (32, 26909), (71, 12128), (142, 6064), (284, 3032), (379, 2272), (568, 1516), (758, 1136)]