3877520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2551}}^1$

素因数の和:2583

約数の個数: 40

約数和(自身を含む): 9493440

約数和(自身を除く): 5615920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 2551, 5102, 10204, 12755, 20408, 25510, 40816, 48469, 51020, 96938, 102040, 193876, 204080, 242345, 387752, 484690, 775504, 969380, 1938760, 3877520]

約数ペア:

[(1, 3877520), (2, 1938760), (4, 969380), (5, 775504), (8, 484690), (10, 387752), (16, 242345), (19, 204080), (20, 193876), (38, 102040), (40, 96938), (76, 51020), (80, 48469), (95, 40816), (152, 25510), (190, 20408), (304, 12755), (380, 10204), (760, 5102), (1520, 2551)]