289804070

素因数分解:

$2^1\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{19463}}^1$

素因数の和:20959

約数の個数: 16

約数和(自身を含む): 522024480

約数和(自身を除く): 232220410

約数列:

[1, 2, 5, 10, 1489, 2978, 7445, 14890, 19463, 38926, 97315, 194630, 28980407, 57960814, 144902035, 289804070]

約数ペア:

[(1, 289804070), (2, 144902035), (5, 57960814), (10, 28980407), (1489, 194630), (2978, 97315), (7445, 38926), (14890, 19463)]