2748820

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{823}}^1$

素因数の和:999

約数の個数: 24

約数和(自身を含む): 5814144

約数和(自身を除く): 3065324

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 823, 835, 1646, 1670, 3292, 3340, 4115, 8230, 16460, 137441, 274882, 549764, 687205, 1374410, 2748820]

約数ペア:

[(1, 2748820), (2, 1374410), (4, 687205), (5, 549764), (10, 274882), (20, 137441), (167, 16460), (334, 8230), (668, 4115), (823, 3340), (835, 3292), (1646, 1670)]