1880648

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 4561920

約数和(自身を除く): 2681272

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 43, 44, 56, 71, 77, 86, 88, 142, 154, 172, 284, 301, 308, 344, 473, 497, 568, 602, 616, 781, 946, 994, 1204, 1562, 1892, 1988, 2408, 3053, 3124, 3311, 3784, 3976, 5467, 6106, 6248, 6622, 10934, 12212, 13244, 21371, 21868, 24424, 26488, 33583, 42742, 43736, 67166, 85484, 134332, 170968, 235081, 268664, 470162, 940324, 1880648]

約数ペア:

[(1, 1880648), (2, 940324), (4, 470162), (7, 268664), (8, 235081), (11, 170968), (14, 134332), (22, 85484), (28, 67166), (43, 43736), (44, 42742), (56, 33583), (71, 26488), (77, 24424), (86, 21868), (88, 21371), (142, 13244), (154, 12212), (172, 10934), (284, 6622), (301, 6248), (308, 6106), (344, 5467), (473, 3976), (497, 3784), (568, 3311), (602, 3124), (616, 3053), (781, 2408), (946, 1988), (994, 1892), (1204, 1562)]