40251280

素因数分解:

$2^4\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1493}}^1$

素因数の和:1843

約数の個数: 40

約数和(自身を含む): 93924792

約数和(自身を除く): 53673512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 337, 674, 1348, 1493, 1685, 2696, 2986, 3370, 5392, 5972, 6740, 7465, 11944, 13480, 14930, 23888, 26960, 29860, 59720, 119440, 503141, 1006282, 2012564, 2515705, 4025128, 5031410, 8050256, 10062820, 20125640, 40251280]

約数ペア:

[(1, 40251280), (2, 20125640), (4, 10062820), (5, 8050256), (8, 5031410), (10, 4025128), (16, 2515705), (20, 2012564), (40, 1006282), (80, 503141), (337, 119440), (674, 59720), (1348, 29860), (1493, 26960), (1685, 23888), (2696, 14930), (2986, 13480), (3370, 11944), (5392, 7465), (5972, 6740)]