42681140

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{20719}}^1$

素因数の和:20831

約数の個数: 24

約数和(自身を含む): 90504960

約数和(自身を除く): 47823820

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 20719, 41438, 82876, 103595, 207190, 414380, 2134057, 4268114, 8536228, 10670285, 21340570, 42681140]

約数ペア:

[(1, 42681140), (2, 21340570), (4, 10670285), (5, 8536228), (10, 4268114), (20, 2134057), (103, 414380), (206, 207190), (412, 103595), (515, 82876), (1030, 41438), (2060, 20719)]