490028

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 1123584

約数和(自身を除く): 633556

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 43, 44, 74, 77, 86, 148, 154, 172, 259, 301, 308, 407, 473, 518, 602, 814, 946, 1036, 1204, 1591, 1628, 1892, 2849, 3182, 3311, 5698, 6364, 6622, 11137, 11396, 13244, 17501, 22274, 35002, 44548, 70004, 122507, 245014, 490028]

約数ペア:

[(1, 490028), (2, 245014), (4, 122507), (7, 70004), (11, 44548), (14, 35002), (22, 22274), (28, 17501), (37, 13244), (43, 11396), (44, 11137), (74, 6622), (77, 6364), (86, 5698), (148, 3311), (154, 3182), (172, 2849), (259, 1892), (301, 1628), (308, 1591), (407, 1204), (473, 1036), (518, 946), (602, 814)]