2019821090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28854587}}^1$

素因数の和:28854601

約数の個数: 16

約数和(自身を含む): 4155060672

約数和(自身を除く): 2135239582

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28854587, 57709174, 144272935, 201982109, 288545870, 403964218, 1009910545, 2019821090]

約数ペア:

[(1, 2019821090), (2, 1009910545), (5, 403964218), (7, 288545870), (10, 201982109), (14, 144272935), (35, 57709174), (70, 28854587)]