40187440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21841}}^1$

素因数の和:21877

約数の個数: 40

約数和(自身を含む): 97502688

約数和(自身を除く): 57315248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 21841, 43682, 87364, 109205, 174728, 218410, 349456, 436820, 502343, 873640, 1004686, 1747280, 2009372, 2511715, 4018744, 5023430, 8037488, 10046860, 20093720, 40187440]

約数ペア:

[(1, 40187440), (2, 20093720), (4, 10046860), (5, 8037488), (8, 5023430), (10, 4018744), (16, 2511715), (20, 2009372), (23, 1747280), (40, 1004686), (46, 873640), (80, 502343), (92, 436820), (115, 349456), (184, 218410), (230, 174728), (368, 109205), (460, 87364), (920, 43682), (1840, 21841)]