15680260

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2221}}^1$

素因数の和:2583

約数の個数: 24

約数和(自身を含む): 33036696

約数和(自身を除く): 17356436

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 2221, 3530, 4442, 7060, 8884, 11105, 22210, 44420, 784013, 1568026, 3136052, 3920065, 7840130, 15680260]

約数ペア:

[(1, 15680260), (2, 7840130), (4, 3920065), (5, 3136052), (10, 1568026), (20, 784013), (353, 44420), (706, 22210), (1412, 11105), (1765, 8884), (2221, 7060), (3530, 4442)]