68969140

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{9769}}^1$

素因数の和:10131

約数の個数: 24

約数和(自身を含む): 145260360

約数和(自身を除く): 76291220

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 9769, 19538, 39076, 48845, 97690, 195380, 3448457, 6896914, 13793828, 17242285, 34484570, 68969140]

約数ペア:

[(1, 68969140), (2, 34484570), (4, 17242285), (5, 13793828), (10, 6896914), (20, 3448457), (353, 195380), (706, 97690), (1412, 48845), (1765, 39076), (3530, 19538), (7060, 9769)]