39964060

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{3023}}^1$

素因数の和:3693

約数の個数: 24

約数和(自身を含む): 84079296

約数和(自身を除く): 44115236

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3023, 3305, 6046, 6610, 12092, 13220, 15115, 30230, 60460, 1998203, 3996406, 7992812, 9991015, 19982030, 39964060]

約数ペア:

[(1, 39964060), (2, 19982030), (4, 9991015), (5, 7992812), (10, 3996406), (20, 1998203), (661, 60460), (1322, 30230), (2644, 15115), (3023, 13220), (3305, 12092), (6046, 6610)]