3999720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{33331}}^1$

素因数の和:33345

約数の個数: 32

約数和(自身を含む): 11999520

約数和(自身を除く): 7999800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 33331, 66662, 99993, 133324, 166655, 199986, 266648, 333310, 399972, 499965, 666620, 799944, 999930, 1333240, 1999860, 3999720]

約数ペア:

[(1, 3999720), (2, 1999860), (3, 1333240), (4, 999930), (5, 799944), (6, 666620), (8, 499965), (10, 399972), (12, 333310), (15, 266648), (20, 199986), (24, 166655), (30, 133324), (40, 99993), (60, 66662), (120, 33331)]