7840130

素因数分解:

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

素因数の和:2581

約数の個数: 16

約数和(自身を含む): 14158584

約数和(自身を除く): 6318454

約数列:

[1, 2, 5, 10, 353, 706, 1765, 2221, 3530, 4442, 11105, 22210, 784013, 1568026, 3920065, 7840130]

約数ペア:

[(1, 7840130), (2, 3920065), (5, 1568026), (10, 784013), (353, 22210), (706, 11105), (1765, 4442), (2221, 3530)]