39905980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53927}}^1$

素因数の和:53973

約数の個数: 24

約数和(自身を含む): 86069088

約数和(自身を除く): 46163108

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 53927, 107854, 215708, 269635, 539270, 1078540, 1995299, 3990598, 7981196, 9976495, 19952990, 39905980]

約数ペア:

[(1, 39905980), (2, 19952990), (4, 9976495), (5, 7981196), (10, 3990598), (20, 1995299), (37, 1078540), (74, 539270), (148, 269635), (185, 215708), (370, 107854), (740, 53927)]