67684820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28439}}^1$

素因数の和:28472

約数の個数: 48

約数和(自身を含む): 172005120

約数和(自身を除く): 104320300

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 28439, 56878, 113756, 142195, 199073, 284390, 398146, 483463, 568780, 796292, 966926, 995365, 1933852, 1990730, 2417315, 3384241, 3981460, 4834630, 6768482, 9669260, 13536964, 16921205, 33842410, 67684820]

約数ペア:

[(1, 67684820), (2, 33842410), (4, 16921205), (5, 13536964), (7, 9669260), (10, 6768482), (14, 4834630), (17, 3981460), (20, 3384241), (28, 2417315), (34, 1990730), (35, 1933852), (68, 995365), (70, 966926), (85, 796292), (119, 568780), (140, 483463), (170, 398146), (238, 284390), (340, 199073), (476, 142195), (595, 113756), (1190, 56878), (2380, 28439)]