1398550

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:432

約数の個数: 24

約数和(自身を含む): 2640456

約数和(自身を除く): 1241906

約数列:

[1, 2, 5, 10, 25, 50, 83, 166, 337, 415, 674, 830, 1685, 2075, 3370, 4150, 8425, 16850, 27971, 55942, 139855, 279710, 699275, 1398550]

約数ペア:

[(1, 1398550), (2, 699275), (5, 279710), (10, 139855), (25, 55942), (50, 27971), (83, 16850), (166, 8425), (337, 4150), (415, 3370), (674, 2075), (830, 1685)]