20100234

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 50641920

約数和(自身を除く): 30541686

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 139, 154, 231, 278, 313, 417, 462, 626, 834, 939, 973, 1529, 1878, 1946, 2191, 2919, 3058, 3443, 4382, 4587, 5838, 6573, 6886, 9174, 10329, 10703, 13146, 20658, 21406, 24101, 32109, 43507, 48202, 64218, 72303, 87014, 130521, 144606, 261042, 304549, 478577, 609098, 913647, 957154, 1435731, 1827294, 2871462, 3350039, 6700078, 10050117, 20100234]

約数ペア:

[(1, 20100234), (2, 10050117), (3, 6700078), (6, 3350039), (7, 2871462), (11, 1827294), (14, 1435731), (21, 957154), (22, 913647), (33, 609098), (42, 478577), (66, 304549), (77, 261042), (139, 144606), (154, 130521), (231, 87014), (278, 72303), (313, 64218), (417, 48202), (462, 43507), (626, 32109), (834, 24101), (939, 21406), (973, 20658), (1529, 13146), (1878, 10703), (1946, 10329), (2191, 9174), (2919, 6886), (3058, 6573), (3443, 5838), (4382, 4587)]