30894038

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 59389440

約数和(自身を除く): 28495402

約数列:

[1, 2, 7, 14, 19, 37, 38, 43, 73, 74, 86, 133, 146, 259, 266, 301, 511, 518, 602, 703, 817, 1022, 1387, 1406, 1591, 1634, 2701, 2774, 3139, 3182, 4921, 5402, 5719, 6278, 9709, 9842, 11137, 11438, 18907, 19418, 21973, 22274, 30229, 37814, 43946, 51319, 59641, 60458, 102638, 116143, 119282, 211603, 232286, 359233, 417487, 423206, 718466, 813001, 834974, 1626002, 2206717, 4413434, 15447019, 30894038]

約数ペア:

[(1, 30894038), (2, 15447019), (7, 4413434), (14, 2206717), (19, 1626002), (37, 834974), (38, 813001), (43, 718466), (73, 423206), (74, 417487), (86, 359233), (133, 232286), (146, 211603), (259, 119282), (266, 116143), (301, 102638), (511, 60458), (518, 59641), (602, 51319), (703, 43946), (817, 37814), (1022, 30229), (1387, 22274), (1406, 21973), (1591, 19418), (1634, 18907), (2701, 11438), (2774, 11137), (3139, 9842), (3182, 9709), (4921, 6278), (5402, 5719)]