319800380

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{238657}}^1$

素因数の和:238733

約数の個数: 24

約数和(自身を含む): 681607248

約数和(自身を除く): 361806868

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 238657, 477314, 954628, 1193285, 2386570, 4773140, 15990019, 31980038, 63960076, 79950095, 159900190, 319800380]

約数ペア:

[(1, 319800380), (2, 159900190), (4, 79950095), (5, 63960076), (10, 31980038), (20, 15990019), (67, 4773140), (134, 2386570), (268, 1193285), (335, 954628), (670, 477314), (1340, 238657)]