54787740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{130447}}^1$

素因数の和:130466

約数の個数: 48

約数和(自身を含む): 175322112

約数和(自身を除く): 120534372

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, 130447, 260894, 391341, 521788, 652235, 782682, 913129, 1304470, 1565364, 1826258, 1956705, 2608940, 2739387, 3652516, 3913410, 4565645, 5478774, 7826820, 9131290, 10957548, 13696935, 18262580, 27393870, 54787740]

約数ペア:

[(1, 54787740), (2, 27393870), (3, 18262580), (4, 13696935), (5, 10957548), (6, 9131290), (7, 7826820), (10, 5478774), (12, 4565645), (14, 3913410), (15, 3652516), (20, 2739387), (21, 2608940), (28, 1956705), (30, 1826258), (35, 1565364), (42, 1304470), (60, 913129), (70, 782682), (84, 652235), (105, 521788), (140, 391341), (210, 260894), (420, 130447)]