40142570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23753}}^1$

素因数の和:23786

約数の個数: 24

約数和(自身を含む): 78245676

約数和(自身を除く): 38103106

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 23753, 47506, 118765, 237530, 308789, 617578, 1543945, 3087890, 4014257, 8028514, 20071285, 40142570]

約数ペア:

[(1, 40142570), (2, 20071285), (5, 8028514), (10, 4014257), (13, 3087890), (26, 1543945), (65, 617578), (130, 308789), (169, 237530), (338, 118765), (845, 47506), (1690, 23753)]