15390280

素因数分解:

$2^3\times 5^1\times {\mathrm{384757}}^1$

素因数の和:384768

約数の個数: 16

約数和(自身を含む): 34628220

約数和(自身を除く): 19237940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 384757, 769514, 1539028, 1923785, 3078056, 3847570, 7695140, 15390280]

約数ペア:

[(1, 15390280), (2, 7695140), (4, 3847570), (5, 3078056), (8, 1923785), (10, 1539028), (20, 769514), (40, 384757)]