42259540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{49139}}^1$

素因数の和:49191

約数の個数: 24

約数和(自身を含む): 90810720

約数和(自身を除く): 48551180

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 49139, 98278, 196556, 245695, 491390, 982780, 2112977, 4225954, 8451908, 10564885, 21129770, 42259540]

約数ペア:

[(1, 42259540), (2, 21129770), (4, 10564885), (5, 8451908), (10, 4225954), (20, 2112977), (43, 982780), (86, 491390), (172, 245695), (215, 196556), (430, 98278), (860, 49139)]