140036740

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{67979}}^1$

素因数の和:68091

約数の個数: 24

約数和(自身を含む): 296936640

約数和(自身を除く): 156899900

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 67979, 135958, 271916, 339895, 679790, 1359580, 7001837, 14003674, 28007348, 35009185, 70018370, 140036740]

約数ペア:

[(1, 140036740), (2, 70018370), (4, 35009185), (5, 28007348), (10, 14003674), (20, 7001837), (103, 1359580), (206, 679790), (412, 339895), (515, 271916), (1030, 135958), (2060, 67979)]