4247180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1319}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 10644480

約数和(自身を除く): 6397300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1319, 1610, 2638, 3220, 5276, 6595, 9233, 13190, 18466, 26380, 30337, 36932, 46165, 60674, 92330, 121348, 151685, 184660, 212359, 303370, 424718, 606740, 849436, 1061795, 2123590, 4247180]

約数ペア:

[(1, 4247180), (2, 2123590), (4, 1061795), (5, 849436), (7, 606740), (10, 424718), (14, 303370), (20, 212359), (23, 184660), (28, 151685), (35, 121348), (46, 92330), (70, 60674), (92, 46165), (115, 36932), (140, 30337), (161, 26380), (230, 18466), (322, 13190), (460, 9233), (644, 6595), (805, 5276), (1319, 3220), (1610, 2638)]