6391120

素因数分解:

$2^4\times 5^1\times {\mathrm{79889}}^1$

素因数の和:79902

約数の個数: 20

約数和(自身を含む): 14859540

約数和(自身を除く): 8468420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 79889, 159778, 319556, 399445, 639112, 798890, 1278224, 1597780, 3195560, 6391120]

約数ペア:

[(1, 6391120), (2, 3195560), (4, 1597780), (5, 1278224), (8, 798890), (10, 639112), (16, 399445), (20, 319556), (40, 159778), (80, 79889)]