4941990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1$

素因数の和:1333

約数の個数: 48

約数和(自身を含む): 13158288

約数和(自身を除く): 8216298

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1277, 1290, 1935, 2554, 3831, 3870, 6385, 7662, 11493, 12770, 19155, 22986, 38310, 54911, 57465, 109822, 114930, 164733, 274555, 329466, 494199, 549110, 823665, 988398, 1647330, 2470995, 4941990]

約数ペア:

[(1, 4941990), (2, 2470995), (3, 1647330), (5, 988398), (6, 823665), (9, 549110), (10, 494199), (15, 329466), (18, 274555), (30, 164733), (43, 114930), (45, 109822), (86, 57465), (90, 54911), (129, 38310), (215, 22986), (258, 19155), (387, 12770), (430, 11493), (645, 7662), (774, 6385), (1277, 3870), (1290, 3831), (1935, 2554)]