84872740

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{25411}}^1$

素因数の和:25587

約数の個数: 24

約数和(自身を含む): 179307072

約数和(自身を除く): 94434332

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 25411, 50822, 101644, 127055, 254110, 508220, 4243637, 8487274, 16974548, 21218185, 42436370, 84872740]

約数ペア:

[(1, 84872740), (2, 42436370), (4, 21218185), (5, 16974548), (10, 8487274), (20, 4243637), (167, 508220), (334, 254110), (668, 127055), (835, 101644), (1670, 50822), (3340, 25411)]