42145980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{702433}}^1$

素因数の和:702445

約数の個数: 24

約数和(自身を含む): 118008912

約数和(自身を除く): 75862932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 702433, 1404866, 2107299, 2809732, 3512165, 4214598, 7024330, 8429196, 10536495, 14048660, 21072990, 42145980]

約数ペア:

[(1, 42145980), (2, 21072990), (3, 14048660), (4, 10536495), (5, 8429196), (6, 7024330), (10, 4214598), (12, 3512165), (15, 2809732), (20, 2107299), (30, 1404866), (60, 702433)]