20198812940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{146347}}^1$

素因数の和:146526

約数の個数: 48

約数和(自身を含む): 43468868352

約数和(自身を除く): 23270055412

約数列:

[1, 2, 4, 5, 10, 20, 67, 103, 134, 206, 268, 335, 412, 515, 670, 1030, 1340, 2060, 6901, 13802, 27604, 34505, 69010, 138020, 146347, 292694, 585388, 731735, 1463470, 2926940, 9805249, 15073741, 19610498, 30147482, 39220996, 49026245, 60294964, 75368705, 98052490, 150737410, 196104980, 301474820, 1009940647, 2019881294, 4039762588, 5049703235, 10099406470, 20198812940]

約数ペア:

[(1, 20198812940), (2, 10099406470), (4, 5049703235), (5, 4039762588), (10, 2019881294), (20, 1009940647), (67, 301474820), (103, 196104980), (134, 150737410), (206, 98052490), (268, 75368705), (335, 60294964), (412, 49026245), (515, 39220996), (670, 30147482), (1030, 19610498), (1340, 15073741), (2060, 9805249), (6901, 2926940), (13802, 1463470), (27604, 731735), (34505, 585388), (69010, 292694), (138020, 146347)]