68847440

素因数分解:

$2^4\times 5^1\times {\mathrm{860593}}^1$

素因数の和:860606

約数の個数: 20

約数和(自身を含む): 160070484

約数和(自身を除く): 91223044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 860593, 1721186, 3442372, 4302965, 6884744, 8605930, 13769488, 17211860, 34423720, 68847440]

約数ペア:

[(1, 68847440), (2, 34423720), (4, 17211860), (5, 13769488), (8, 8605930), (10, 6884744), (16, 4302965), (20, 3442372), (40, 1721186), (80, 860593)]