1995260

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1489}}^1$

素因数の和:1565

約数の個数: 24

約数和(自身を含む): 4255440

約数和(自身を除く): 2260180

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 1489, 2978, 5956, 7445, 14890, 29780, 99763, 199526, 399052, 498815, 997630, 1995260]

約数ペア:

[(1, 1995260), (2, 997630), (4, 498815), (5, 399052), (10, 199526), (20, 99763), (67, 29780), (134, 14890), (268, 7445), (335, 5956), (670, 2978), (1340, 1489)]