39872220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{664537}}^1$

素因数の和:664549

約数の個数: 24

約数和(自身を含む): 111642384

約数和(自身を除く): 71770164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 664537, 1329074, 1993611, 2658148, 3322685, 3987222, 6645370, 7974444, 9968055, 13290740, 19936110, 39872220]

約数ペア:

[(1, 39872220), (2, 19936110), (3, 13290740), (4, 9968055), (5, 7974444), (6, 6645370), (10, 3987222), (12, 3322685), (15, 2658148), (20, 1993611), (30, 1329074), (60, 664537)]