280803028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1\times {\mathrm{353}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 545952960

約数和(自身を除く): 265149932

約数列:

[1, 2, 4, 11, 22, 44, 101, 179, 202, 353, 358, 404, 706, 716, 1111, 1412, 1969, 2222, 3883, 3938, 4444, 7766, 7876, 15532, 18079, 35653, 36158, 63187, 71306, 72316, 126374, 142612, 198869, 252748, 392183, 397738, 695057, 784366, 795476, 1390114, 1568732, 2780228, 6381887, 12763774, 25527548, 70200757, 140401514, 280803028]

約数ペア:

[(1, 280803028), (2, 140401514), (4, 70200757), (11, 25527548), (22, 12763774), (44, 6381887), (101, 2780228), (179, 1568732), (202, 1390114), (353, 795476), (358, 784366), (404, 695057), (706, 397738), (716, 392183), (1111, 252748), (1412, 198869), (1969, 142612), (2222, 126374), (3883, 72316), (3938, 71306), (4444, 63187), (7766, 36158), (7876, 35653), (15532, 18079)]