23820140

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2713}}^1$

素因数の和:3161

約数の個数: 24

約数和(自身を含む): 50154720

約数和(自身を除く): 26334580

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 2713, 4390, 5426, 8780, 10852, 13565, 27130, 54260, 1191007, 2382014, 4764028, 5955035, 11910070, 23820140]

約数ペア:

[(1, 23820140), (2, 11910070), (4, 5955035), (5, 4764028), (10, 2382014), (20, 1191007), (439, 54260), (878, 27130), (1756, 13565), (2195, 10852), (2713, 8780), (4390, 5426)]