40071548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 78962688

約数和(自身を除く): 38891140

約数列:

[1, 2, 4, 11, 22, 44, 71, 101, 127, 142, 202, 254, 284, 404, 508, 781, 1111, 1397, 1562, 2222, 2794, 3124, 4444, 5588, 7171, 9017, 12827, 14342, 18034, 25654, 28684, 36068, 51308, 78881, 99187, 141097, 157762, 198374, 282194, 315524, 396748, 564388, 910717, 1821434, 3642868, 10017887, 20035774, 40071548]

約数ペア:

[(1, 40071548), (2, 20035774), (4, 10017887), (11, 3642868), (22, 1821434), (44, 910717), (71, 564388), (101, 396748), (127, 315524), (142, 282194), (202, 198374), (254, 157762), (284, 141097), (404, 99187), (508, 78881), (781, 51308), (1111, 36068), (1397, 28684), (1562, 25654), (2222, 18034), (2794, 14342), (3124, 12827), (4444, 9017), (5588, 7171)]