6987260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1766

約数の個数: 48

約数和(自身を含む): 17357760

約数和(自身を除く): 10370500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 1721, 2030, 3442, 4060, 6884, 8605, 12047, 17210, 24094, 34420, 48188, 49909, 60235, 99818, 120470, 199636, 240940, 249545, 349363, 499090, 698726, 998180, 1397452, 1746815, 3493630, 6987260]

約数ペア:

[(1, 6987260), (2, 3493630), (4, 1746815), (5, 1397452), (7, 998180), (10, 698726), (14, 499090), (20, 349363), (28, 249545), (29, 240940), (35, 199636), (58, 120470), (70, 99818), (116, 60235), (140, 49909), (145, 48188), (203, 34420), (290, 24094), (406, 17210), (580, 12047), (812, 8605), (1015, 6884), (1721, 4060), (2030, 3442)]