39986995

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1\times {\mathrm{751}}^1$

素因数の和:1242

約数の個数: 16

約数和(自身を含む): 50245632

約数和(自身を除く): 10258637

約数列:

[1, 5, 23, 115, 463, 751, 2315, 3755, 10649, 17273, 53245, 86365, 347713, 1738565, 7997399, 39986995]

約数ペア:

[(1, 39986995), (5, 7997399), (23, 1738565), (115, 347713), (463, 86365), (751, 53245), (2315, 17273), (3755, 10649)]