20170745

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8117}}^1$

素因数の和:8200

約数の個数: 16

約数和(自身を含む): 28055808

約数和(自身を除く): 7885063

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 8117, 40585, 56819, 284095, 576307, 2881535, 4034149, 20170745]

約数ペア:

[(1, 20170745), (5, 4034149), (7, 2881535), (35, 576307), (71, 284095), (355, 56819), (497, 40585), (2485, 8117)]