40124680

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{9739}}^1$

素因数の和:9853

約数の個数: 32

約数和(自身を含む): 91166400

約数和(自身を除く): 51041720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 9739, 19478, 38956, 48695, 77912, 97390, 194780, 389560, 1003117, 2006234, 4012468, 5015585, 8024936, 10031170, 20062340, 40124680]

約数ペア:

[(1, 40124680), (2, 20062340), (4, 10031170), (5, 8024936), (8, 5015585), (10, 4012468), (20, 2006234), (40, 1003117), (103, 389560), (206, 194780), (412, 97390), (515, 77912), (824, 48695), (1030, 38956), (2060, 19478), (4120, 9739)]