28460140

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{8521}}^1$

素因数の和:8697

約数の個数: 24

約数和(自身を含む): 60131232

約数和(自身を除く): 31671092

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 8521, 17042, 34084, 42605, 85210, 170420, 1423007, 2846014, 5692028, 7115035, 14230070, 28460140]

約数ペア:

[(1, 28460140), (2, 14230070), (4, 7115035), (5, 5692028), (10, 2846014), (20, 1423007), (167, 170420), (334, 85210), (668, 42605), (835, 34084), (1670, 17042), (3340, 8521)]