1240260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2953}}^1$

素因数の和:2972

約数の個数: 48

約数和(自身を含む): 3970176

約数和(自身を除く): 2729916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2953, 5906, 8859, 11812, 14765, 17718, 20671, 29530, 35436, 41342, 44295, 59060, 62013, 82684, 88590, 103355, 124026, 177180, 206710, 248052, 310065, 413420, 620130, 1240260]

約数ペア:

[(1, 1240260), (2, 620130), (3, 413420), (4, 310065), (5, 248052), (6, 206710), (7, 177180), (10, 124026), (12, 103355), (14, 88590), (15, 82684), (20, 62013), (21, 59060), (28, 44295), (30, 41342), (35, 35436), (42, 29530), (60, 20671), (70, 17718), (84, 14765), (105, 11812), (140, 8859), (210, 5906), (420, 2953)]