72982340

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{21851}}^1$

素因数の和:22027

約数の個数: 24

約数和(自身を含む): 154187712

約数和(自身を除く): 81205372

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 21851, 43702, 87404, 109255, 218510, 437020, 3649117, 7298234, 14596468, 18245585, 36491170, 72982340]

約数ペア:

[(1, 72982340), (2, 36491170), (4, 18245585), (5, 14596468), (10, 7298234), (20, 3649117), (167, 437020), (334, 218510), (668, 109255), (835, 87404), (1670, 43702), (3340, 21851)]