53943540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{128437}}^1$

素因数の和:128456

約数の個数: 48

約数和(自身を含む): 172620672

約数和(自身を除く): 118677132

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, 128437, 256874, 385311, 513748, 642185, 770622, 899059, 1284370, 1541244, 1798118, 1926555, 2568740, 2697177, 3596236, 3853110, 4495295, 5394354, 7706220, 8990590, 10788708, 13485885, 17981180, 26971770, 53943540]

約数ペア:

[(1, 53943540), (2, 26971770), (3, 17981180), (4, 13485885), (5, 10788708), (6, 8990590), (7, 7706220), (10, 5394354), (12, 4495295), (14, 3853110), (15, 3596236), (20, 2697177), (21, 2568740), (28, 1926555), (30, 1798118), (35, 1541244), (42, 1284370), (60, 899059), (70, 770622), (84, 642185), (105, 513748), (140, 385311), (210, 256874), (420, 128437)]