2018400005

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{1171}}^1\times {\mathrm{8017}}^1$

素因数の和:9236

約数の個数: 16

約数和(自身を含む): 2480833344

約数和(自身を除く): 462433339

約数列:

[1, 5, 43, 215, 1171, 5855, 8017, 40085, 50353, 251765, 344731, 1723655, 9387907, 46939535, 403680001, 2018400005]

約数ペア:

[(1, 2018400005), (5, 403680001), (43, 46939535), (215, 9387907), (1171, 1723655), (5855, 344731), (8017, 251765), (40085, 50353)]