84402380

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{8291}}^1$

素因数の和:8809

約数の個数: 24

約数和(自身を含む): 177614640

約数和(自身を除く): 93212260

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 8291, 10180, 16582, 33164, 41455, 82910, 165820, 4220119, 8440238, 16880476, 21100595, 42201190, 84402380]

約数ペア:

[(1, 84402380), (2, 42201190), (4, 21100595), (5, 16880476), (10, 8440238), (20, 4220119), (509, 165820), (1018, 82910), (2036, 41455), (2545, 33164), (5090, 16582), (8291, 10180)]