2378639680

素因数分解:

$2^6\times 5^1\times {\mathrm{491}}^1\times {\mathrm{15139}}^1$

素因数の和:15647

約数の個数: 56

約数和(自身を含む): 5676046560

約数和(自身を除く): 3297406880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 491, 982, 1964, 2455, 3928, 4910, 7856, 9820, 15139, 15712, 19640, 30278, 31424, 39280, 60556, 75695, 78560, 121112, 151390, 157120, 242224, 302780, 484448, 605560, 968896, 1211120, 2422240, 4844480, 7433249, 14866498, 29732996, 37166245, 59465992, 74332490, 118931984, 148664980, 237863968, 297329960, 475727936, 594659920, 1189319840, 2378639680]

約数ペア:

[(1, 2378639680), (2, 1189319840), (4, 594659920), (5, 475727936), (8, 297329960), (10, 237863968), (16, 148664980), (20, 118931984), (32, 74332490), (40, 59465992), (64, 37166245), (80, 29732996), (160, 14866498), (320, 7433249), (491, 4844480), (982, 2422240), (1964, 1211120), (2455, 968896), (3928, 605560), (4910, 484448), (7856, 302780), (9820, 242224), (15139, 157120), (15712, 151390), (19640, 121112), (30278, 78560), (31424, 75695), (39280, 60556)]