2019982280

素因数分解:

$2^3\times 5^1\times {\mathrm{50499557}}^1$

素因数の和:50499568

約数の個数: 16

約数和(自身を含む): 4544960220

約数和(自身を除く): 2524977940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50499557, 100999114, 201998228, 252497785, 403996456, 504995570, 1009991140, 2019982280]

約数ペア:

[(1, 2019982280), (2, 1009991140), (4, 504995570), (5, 403996456), (8, 252497785), (10, 201998228), (20, 100999114), (40, 50499557)]