20170343420

素因数分解:

$2^2\times 5^1\times {\mathrm{21881}}^1\times {\mathrm{46091}}^1$

素因数の和:67981

約数の個数: 24

約数和(自身を含む): 42360576048

約数和(自身を除く): 22190232628

約数列:

[1, 2, 4, 5, 10, 20, 21881, 43762, 46091, 87524, 92182, 109405, 184364, 218810, 230455, 437620, 460910, 921820, 1008517171, 2017034342, 4034068684, 5042585855, 10085171710, 20170343420]

約数ペア:

[(1, 20170343420), (2, 10085171710), (4, 5042585855), (5, 4034068684), (10, 2017034342), (20, 1008517171), (21881, 921820), (43762, 460910), (46091, 437620), (87524, 230455), (92182, 218810), (109405, 184364)]