40228266

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 90832896

約数和(自身を除く): 50604630

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 127, 131, 186, 254, 262, 381, 393, 403, 762, 786, 806, 1209, 1651, 1703, 2418, 3302, 3406, 3937, 4061, 4953, 5109, 7874, 8122, 9906, 10218, 11811, 12183, 16637, 23622, 24366, 33274, 49911, 51181, 52793, 99822, 102362, 105586, 153543, 158379, 216281, 307086, 316758, 432562, 515747, 648843, 1031494, 1297686, 1547241, 3094482, 6704711, 13409422, 20114133, 40228266]

約数ペア:

[(1, 40228266), (2, 20114133), (3, 13409422), (6, 6704711), (13, 3094482), (26, 1547241), (31, 1297686), (39, 1031494), (62, 648843), (78, 515747), (93, 432562), (127, 316758), (131, 307086), (186, 216281), (254, 158379), (262, 153543), (381, 105586), (393, 102362), (403, 99822), (762, 52793), (786, 51181), (806, 49911), (1209, 33274), (1651, 24366), (1703, 23622), (2418, 16637), (3302, 12183), (3406, 11811), (3937, 10218), (4061, 9906), (4953, 8122), (5109, 7874)]