890255530

素因数分解:

$2^1\times 5^1\times {\mathrm{4517}}^1\times {\mathrm{19709}}^1$

素因数の和:24233

約数の個数: 16

約数和(自身を含む): 1602896040

約数和(自身を除く): 712640510

約数列:

[1, 2, 5, 10, 4517, 9034, 19709, 22585, 39418, 45170, 98545, 197090, 89025553, 178051106, 445127765, 890255530]

約数ペア:

[(1, 890255530), (2, 445127765), (5, 178051106), (10, 89025553), (4517, 197090), (9034, 98545), (19709, 45170), (22585, 39418)]