30773320

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{1471}}^1$

素因数の和:2005

約数の個数: 32

約数和(自身を含む): 69419520

約数和(自身を除く): 38646200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 1471, 2092, 2615, 2942, 4184, 5230, 5884, 7355, 10460, 11768, 14710, 20920, 29420, 58840, 769333, 1538666, 3077332, 3846665, 6154664, 7693330, 15386660, 30773320]

約数ペア:

[(1, 30773320), (2, 15386660), (4, 7693330), (5, 6154664), (8, 3846665), (10, 3077332), (20, 1538666), (40, 769333), (523, 58840), (1046, 29420), (1471, 20920), (2092, 14710), (2615, 11768), (2942, 10460), (4184, 7355), (5230, 5884)]