12220460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2129}}^1$

素因数の和:2186

約数の個数: 48

約数和(自身を含む): 30058560

約数和(自身を除く): 17838100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2129, 2870, 4258, 5740, 8516, 10645, 14903, 21290, 29806, 42580, 59612, 74515, 87289, 149030, 174578, 298060, 349156, 436445, 611023, 872890, 1222046, 1745780, 2444092, 3055115, 6110230, 12220460]

約数ペア:

[(1, 12220460), (2, 6110230), (4, 3055115), (5, 2444092), (7, 1745780), (10, 1222046), (14, 872890), (20, 611023), (28, 436445), (35, 349156), (41, 298060), (70, 174578), (82, 149030), (140, 87289), (164, 74515), (205, 59612), (287, 42580), (410, 29806), (574, 21290), (820, 14903), (1148, 10645), (1435, 8516), (2129, 5740), (2870, 4258)]