1640984884

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{113359}}^1$

素因数の和:113428

約数の個数: 48

約数和(自身を含む): 3656540160

約数和(自身を除く): 2015555276

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 308, 329, 517, 658, 1034, 1316, 2068, 3619, 7238, 14476, 113359, 226718, 453436, 793513, 1246949, 1587026, 2493898, 3174052, 4987796, 5327873, 8728643, 10655746, 17457286, 21311492, 34914572, 37295111, 58606603, 74590222, 117213206, 149180444, 234426412, 410246221, 820492442, 1640984884]

約数ペア:

[(1, 1640984884), (2, 820492442), (4, 410246221), (7, 234426412), (11, 149180444), (14, 117213206), (22, 74590222), (28, 58606603), (44, 37295111), (47, 34914572), (77, 21311492), (94, 17457286), (154, 10655746), (188, 8728643), (308, 5327873), (329, 4987796), (517, 3174052), (658, 2493898), (1034, 1587026), (1316, 1246949), (2068, 793513), (3619, 453436), (7238, 226718), (14476, 113359)]