20093720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21841}}^1$

素因数の和:21875

約数の個数: 32

約数和(自身を含む): 47178720

約数和(自身を除く): 27085000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 21841, 43682, 87364, 109205, 174728, 218410, 436820, 502343, 873640, 1004686, 2009372, 2511715, 4018744, 5023430, 10046860, 20093720]

約数ペア:

[(1, 20093720), (2, 10046860), (4, 5023430), (5, 4018744), (8, 2511715), (10, 2009372), (20, 1004686), (23, 873640), (40, 502343), (46, 436820), (92, 218410), (115, 174728), (184, 109205), (230, 87364), (460, 43682), (920, 21841)]