156943140340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1121022431}}^1$

素因数の和:1121022447

約数の個数: 24

約数和(自身を含む): 376663537152

約数和(自身を除く): 219720396812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1121022431, 2242044862, 4484089724, 5605112155, 7847157017, 11210224310, 15694314034, 22420448620, 31388628068, 39235785085, 78471570170, 156943140340]

約数ペア:

[(1, 156943140340), (2, 78471570170), (4, 39235785085), (5, 31388628068), (7, 22420448620), (10, 15694314034), (14, 11210224310), (20, 7847157017), (28, 5605112155), (35, 4484089724), (70, 2242044862), (140, 1121022431)]