40199288

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 86054400

約数和(自身を除く): 45855112

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 47, 68, 76, 94, 136, 152, 188, 323, 331, 376, 646, 662, 799, 893, 1292, 1324, 1598, 1786, 2584, 2648, 3196, 3572, 5627, 6289, 6392, 7144, 11254, 12578, 15181, 15557, 22508, 25156, 30362, 31114, 45016, 50312, 60724, 62228, 106913, 121448, 124456, 213826, 264469, 295583, 427652, 528938, 591166, 855304, 1057876, 1182332, 2115752, 2364664, 5024911, 10049822, 20099644, 40199288]

約数ペア:

[(1, 40199288), (2, 20099644), (4, 10049822), (8, 5024911), (17, 2364664), (19, 2115752), (34, 1182332), (38, 1057876), (47, 855304), (68, 591166), (76, 528938), (94, 427652), (136, 295583), (152, 264469), (188, 213826), (323, 124456), (331, 121448), (376, 106913), (646, 62228), (662, 60724), (799, 50312), (893, 45016), (1292, 31114), (1324, 30362), (1598, 25156), (1786, 22508), (2584, 15557), (2648, 15181), (3196, 12578), (3572, 11254), (5627, 7144), (6289, 6392)]